20499996720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 720

約数和(自身を含む): 81544986144

約数和(自身を除く): 61044989424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 41, 42, 48, 49, 51, 56, 60, 61, 68, 70, 80, 82, 84, 85, 98, 102, 105, 112, 119, 120, 122, 123, 136, 140, 147, 164, 168, 170, 183, 196, 204, 205, 210, 238, 240, 244, 245, 246, 255, 272, 280, 287, 294, 305, 328, 336, 340, 357, 366, 392, 408, 410, 420, 427, 476, 488, 490, 492, 510, 560, 574, 588, 595, 610, 615, 656, 680, 697, 714, 732, 735, 784, 816, 820, 833, 840, 854, 861, 915, 952, 976, 980, 984, 1020, 1037, 1148, 1176, 1190, 1220, 1230, 1281, 1360, 1394, 1428, 1435, 1464, 1470, 1640, 1666, 1680, 1681, 1708, 1722, 1785, 1830, 1904, 1960, 1968, 2009, 2040, 2074, 2091, 2135, 2296, 2352, 2380, 2440, 2460, 2499, 2501, 2562, 2788, 2856, 2870, 2928, 2940, 2989, 3111, 3280, 3332, 3362, 3416, 3444, 3485, 3570, 3660, 3920, 4018, 4080, 4148, 4165, 4182, 4270, 4305, 4592, 4760, 4879, 4880, 4920, 4998, 5002, 5043, 5124, 5185, 5576, 5712, 5740, 5880, 5978, 6027, 6222, 6405, 6664, 6724, 6832, 6888, 6970, 7140, 7259, 7320, 7503, 8036, 8296, 8330, 8364, 8405, 8540, 8610, 8967, 9520, 9758, 9840, 9996, 10004, 10045, 10086, 10248, 10370, 10455, 11152, 11480, 11760, 11767, 11956, 12054, 12444, 12495, 12505, 12810, 13328, 13448, 13776, 13940, 14280, 14518, 14637, 14640, 14945, 15006, 15555, 16072, 16592, 16660, 16728, 16810, 17080, 17220, 17507, 17934, 19516, 19992, 20008, 20090, 20172, 20496, 20740, 20910, 21777, 22960, 23534, 23912, 24108, 24395, 24888, 24990, 25010, 25215, 25620, 26896, 27880, 28560, 28577, 29036, 29274, 29890, 30012, 30135, 31110, 32144, 33320, 33456, 33620, 34153, 34160, 34440, 35014, 35301, 35868, 36295, 37515, 39032, 39984, 40016, 40180, 40344, 41480, 41820, 42517, 43554, 44835, 47068, 47824, 48216, 48790, 49776, 49980, 50020, 50430, 50813, 51240, 52521, 55760, 57154, 58072, 58548, 58835, 59780, 60024, 60270, 62220, 66640, 67240, 68306, 68880, 70028, 70602, 71736, 72590, 73185, 75030, 78064, 80360, 80688, 82369, 82960, 83640, 85034, 85731, 87108, 87535, 89670, 94136, 96432, 97580, 99960, 100040, 100860, 101626, 102459, 102480, 102541, 105042, 108885, 114308, 116144, 117096, 117670, 119560, 120048, 120540, 122549, 124440, 127551, 134480, 136612, 140056, 141204, 142885, 143472, 145180, 146370, 150060, 152439, 160720, 164738, 167280, 170068, 170765, 171462, 174216, 175070, 176505, 179340, 188272, 195160, 199920, 200039, 200080, 201720, 203252, 204918, 205082, 210084, 212585, 217770, 228616, 234192, 235340, 239120, 241080, 245098, 247107, 248880, 254065, 255102, 262605, 273224, 280112, 282408, 285770, 290360, 292740, 297619, 300120, 304878, 307623, 329476, 340136, 341530, 342924, 348432, 350140, 353010, 358680, 367647, 390320, 400078, 403440, 406504, 409836, 410164, 411845, 420168, 425170, 428655, 435540, 457232, 470680, 482160, 490196, 494214, 508130, 510204, 512295, 512705, 525210, 546448, 564816, 571540, 580720, 585480, 595238, 600117, 600240, 609756, 612745, 615246, 637755, 658952, 680272, 683060, 685848, 700280, 706020, 717360, 717787, 735294, 762195, 800156, 813008, 819672, 820328, 823690, 840336, 850340, 857310, 871080, 892857, 941360, 980392, 988428, 1000195, 1016260, 1020408, 1024590, 1025410, 1050420, 1143080, 1170960, 1190476, 1200234, 1219512, 1225490, 1230492, 1235535, 1275510, 1317904, 1366120, 1371696, 1400273, 1400560, 1412040, 1435574, 1470588, 1488095, 1524390, 1538115, 1600312, 1639344, 1640656, 1647380, 1700680, 1714620, 1742160, 1743197, 1785714, 1838235, 1960784, 1976856, 2000390, 2032520, 2040816, 2049180, 2050820, 2083333, 2100840, 2153361, 2286160, 2380952, 2400468, 2439024, 2450980, 2460984, 2471070, 2551020, 2732240, 2800546, 2824080, 2871148, 2941176, 2976190, 3000585, 3048780, 3076230, 3200624, 3294760, 3401360, 3429240, 3486394, 3571428, 3588935, 3676470, 3953712, 4000780, 4065040, 4098360, 4101640, 4166666, 4200819, 4201680, 4306722, 4464285, 4761904, 4800936, 4901960, 4921968, 4942140, 5024509, 5102040, 5229591, 5601092, 5742296, 5882352, 5952380, 6001170, 6097560, 6152460, 6249999, 6589520, 6858480, 6972788, 7001365, 7142856, 7177870, 7352940, 8001560, 8196720, 8203280, 8333332, 8401638, 8613444, 8715985, 8928570, 9601872, 9803920, 9884280, 10049018, 10204080, 10416665, 10459182, 10766805, 11202184, 11484592, 11904760, 12002340, 12195120, 12202379, 12304920, 12499998, 13945576, 14002730, 14285712, 14355740, 14705880, 15073527, 16003120, 16666664, 16803276, 17226888, 17431970, 17857140, 19768560, 20098036, 20833330, 20918364, 21004095, 21533610, 22404368, 23809520, 24004680, 24404758, 24609840, 24999996, 25122545, 26147955, 27891152, 28005460, 28711480, 29411760, 30147054, 31249995, 33333328, 33606552, 34453776, 34863940, 35714280, 36607137, 40196072, 41666660, 41836728, 42008190, 43067220, 48009360, 48809516, 49999992, 50245090, 52295910, 56010920, 57422960, 60294108, 61011895, 62499990, 67213104, 69727880, 71428560, 73214274, 75367635, 80392144, 83333320, 83673456, 84016380, 85416653, 86134440, 97619032, 99999984, 100490180, 104591820, 112021840, 120588216, 122023790, 124999980, 139455760, 146428548, 150735270, 166666640, 168032760, 170833306, 172268880, 183035685, 195238064, 200980360, 209183640, 241176432, 244047580, 249999960, 256249959, 292857096, 301470540, 336065520, 341666612, 366071370, 401960720, 418367280, 427083265, 488095160, 499999920, 512499918, 585714192, 602941080, 683333224, 732142740, 854166530, 976190320, 1024999836, 1205882160, 1281249795, 1366666448, 1464285480, 1708333060, 2049999672, 2562499590, 2928570960, 3416666120, 4099999344, 5124999180, 6833332240, 10249998360, 20499996720]

約数ペア:

[(1, 20499996720), (2, 10249998360), (3, 6833332240), (4, 5124999180), (5, 4099999344), (6, 3416666120), (7, 2928570960), (8, 2562499590), (10, 2049999672), (12, 1708333060), (14, 1464285480), (15, 1366666448), (16, 1281249795), (17, 1205882160), (20, 1024999836), (21, 976190320), (24, 854166530), (28, 732142740), (30, 683333224), (34, 602941080), (35, 585714192), (40, 512499918), (41, 499999920), (42, 488095160), (48, 427083265), (49, 418367280), (51, 401960720), (56, 366071370), (60, 341666612), (61, 336065520), (68, 301470540), (70, 292857096), (80, 256249959), (82, 249999960), (84, 244047580), (85, 241176432), (98, 209183640), (102, 200980360), (105, 195238064), (112, 183035685), (119, 172268880), (120, 170833306), (122, 168032760), (123, 166666640), (136, 150735270), (140, 146428548), (147, 139455760), (164, 124999980), (168, 122023790), (170, 120588216), (183, 112021840), (196, 104591820), (204, 100490180), (205, 99999984), (210, 97619032), (238, 86134440), (240, 85416653), (244, 84016380), (245, 83673456), (246, 83333320), (255, 80392144), (272, 75367635), (280, 73214274), (287, 71428560), (294, 69727880), (305, 67213104), (328, 62499990), (336, 61011895), (340, 60294108), (357, 57422960), (366, 56010920), (392, 52295910), (408, 50245090), (410, 49999992), (420, 48809516), (427, 48009360), (476, 43067220), (488, 42008190), (490, 41836728), (492, 41666660), (510, 40196072), (560, 36607137), (574, 35714280), (588, 34863940), (595, 34453776), (610, 33606552), (615, 33333328), (656, 31249995), (680, 30147054), (697, 29411760), (714, 28711480), (732, 28005460), (735, 27891152), (784, 26147955), (816, 25122545), (820, 24999996), (833, 24609840), (840, 24404758), (854, 24004680), (861, 23809520), (915, 22404368), (952, 21533610), (976, 21004095), (980, 20918364), (984, 20833330), (1020, 20098036), (1037, 19768560), (1148, 17857140), (1176, 17431970), (1190, 17226888), (1220, 16803276), (1230, 16666664), (1281, 16003120), (1360, 15073527), (1394, 14705880), (1428, 14355740), (1435, 14285712), (1464, 14002730), (1470, 13945576), (1640, 12499998), (1666, 12304920), (1680, 12202379), (1681, 12195120), (1708, 12002340), (1722, 11904760), (1785, 11484592), (1830, 11202184), (1904, 10766805), (1960, 10459182), (1968, 10416665), (2009, 10204080), (2040, 10049018), (2074, 9884280), (2091, 9803920), (2135, 9601872), (2296, 8928570), (2352, 8715985), (2380, 8613444), (2440, 8401638), (2460, 8333332), (2499, 8203280), (2501, 8196720), (2562, 8001560), (2788, 7352940), (2856, 7177870), (2870, 7142856), (2928, 7001365), (2940, 6972788), (2989, 6858480), (3111, 6589520), (3280, 6249999), (3332, 6152460), (3362, 6097560), (3416, 6001170), (3444, 5952380), (3485, 5882352), (3570, 5742296), (3660, 5601092), (3920, 5229591), (4018, 5102040), (4080, 5024509), (4148, 4942140), (4165, 4921968), (4182, 4901960), (4270, 4800936), (4305, 4761904), (4592, 4464285), (4760, 4306722), (4879, 4201680), (4880, 4200819), (4920, 4166666), (4998, 4101640), (5002, 4098360), (5043, 4065040), (5124, 4000780), (5185, 3953712), (5576, 3676470), (5712, 3588935), (5740, 3571428), (5880, 3486394), (5978, 3429240), (6027, 3401360), (6222, 3294760), (6405, 3200624), (6664, 3076230), (6724, 3048780), (6832, 3000585), (6888, 2976190), (6970, 2941176), (7140, 2871148), (7259, 2824080), (7320, 2800546), (7503, 2732240), (8036, 2551020), (8296, 2471070), (8330, 2460984), (8364, 2450980), (8405, 2439024), (8540, 2400468), (8610, 2380952), (8967, 2286160), (9520, 2153361), (9758, 2100840), (9840, 2083333), (9996, 2050820), (10004, 2049180), (10045, 2040816), (10086, 2032520), (10248, 2000390), (10370, 1976856), (10455, 1960784), (11152, 1838235), (11480, 1785714), (11760, 1743197), (11767, 1742160), (11956, 1714620), (12054, 1700680), (12444, 1647380), (12495, 1640656), (12505, 1639344), (12810, 1600312), (13328, 1538115), (13448, 1524390), (13776, 1488095), (13940, 1470588), (14280, 1435574), (14518, 1412040), (14637, 1400560), (14640, 1400273), (14945, 1371696), (15006, 1366120), (15555, 1317904), (16072, 1275510), (16592, 1235535), (16660, 1230492), (16728, 1225490), (16810, 1219512), (17080, 1200234), (17220, 1190476), (17507, 1170960), (17934, 1143080), (19516, 1050420), (19992, 1025410), (20008, 1024590), (20090, 1020408), (20172, 1016260), (20496, 1000195), (20740, 988428), (20910, 980392), (21777, 941360), (22960, 892857), (23534, 871080), (23912, 857310), (24108, 850340), (24395, 840336), (24888, 823690), (24990, 820328), (25010, 819672), (25215, 813008), (25620, 800156), (26896, 762195), (27880, 735294), (28560, 717787), (28577, 717360), (29036, 706020), (29274, 700280), (29890, 685848), (30012, 683060), (30135, 680272), (31110, 658952), (32144, 637755), (33320, 615246), (33456, 612745), (33620, 609756), (34153, 600240), (34160, 600117), (34440, 595238), (35014, 585480), (35301, 580720), (35868, 571540), (36295, 564816), (37515, 546448), (39032, 525210), (39984, 512705), (40016, 512295), (40180, 510204), (40344, 508130), (41480, 494214), (41820, 490196), (42517, 482160), (43554, 470680), (44835, 457232), (47068, 435540), (47824, 428655), (48216, 425170), (48790, 420168), (49776, 411845), (49980, 410164), (50020, 409836), (50430, 406504), (50813, 403440), (51240, 400078), (52521, 390320), (55760, 367647), (57154, 358680), (58072, 353010), (58548, 350140), (58835, 348432), (59780, 342924), (60024, 341530), (60270, 340136), (62220, 329476), (66640, 307623), (67240, 304878), (68306, 300120), (68880, 297619), (70028, 292740), (70602, 290360), (71736, 285770), (72590, 282408), (73185, 280112), (75030, 273224), (78064, 262605), (80360, 255102), (80688, 254065), (82369, 248880), (82960, 247107), (83640, 245098), (85034, 241080), (85731, 239120), (87108, 235340), (87535, 234192), (89670, 228616), (94136, 217770), (96432, 212585), (97580, 210084), (99960, 205082), (100040, 204918), (100860, 203252), (101626, 201720), (102459, 200080), (102480, 200039), (102541, 199920), (105042, 195160), (108885, 188272), (114308, 179340), (116144, 176505), (117096, 175070), (117670, 174216), (119560, 171462), (120048, 170765), (120540, 170068), (122549, 167280), (124440, 164738), (127551, 160720), (134480, 152439), (136612, 150060), (140056, 146370), (141204, 145180), (142885, 143472)]