20517838560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1511

約数の個数: 576

約数和(自身を含む): 80611614720

約数和(自身を除く): 60093776160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 31, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 62, 68, 72, 76, 80, 85, 90, 93, 95, 96, 102, 114, 120, 124, 136, 144, 152, 153, 155, 160, 170, 171, 180, 186, 190, 204, 228, 240, 248, 255, 272, 279, 285, 288, 304, 306, 310, 323, 340, 342, 360, 372, 380, 408, 456, 465, 480, 496, 510, 527, 544, 558, 570, 589, 608, 612, 620, 646, 680, 684, 720, 744, 760, 765, 816, 855, 912, 930, 969, 992, 1020, 1054, 1116, 1140, 1178, 1224, 1240, 1292, 1360, 1368, 1395, 1423, 1440, 1488, 1520, 1530, 1581, 1615, 1632, 1710, 1767, 1824, 1860, 1938, 2040, 2108, 2232, 2280, 2356, 2448, 2480, 2584, 2635, 2720, 2736, 2790, 2846, 2907, 2945, 2976, 3040, 3060, 3162, 3230, 3420, 3534, 3720, 3876, 4080, 4216, 4269, 4464, 4560, 4712, 4743, 4845, 4896, 4960, 5168, 5270, 5301, 5472, 5580, 5692, 5814, 5890, 6120, 6324, 6460, 6840, 7068, 7115, 7440, 7752, 7905, 8160, 8432, 8538, 8835, 8928, 9120, 9424, 9486, 9690, 10013, 10336, 10540, 10602, 11160, 11384, 11628, 11780, 12240, 12648, 12807, 12920, 13680, 14136, 14230, 14535, 14880, 15504, 15810, 16864, 17076, 17670, 18848, 18972, 19380, 20026, 21080, 21204, 21345, 22320, 22768, 23256, 23560, 23715, 24191, 24480, 25296, 25614, 25840, 26505, 27037, 27360, 28272, 28460, 29070, 30039, 31008, 31620, 34152, 35340, 37944, 38760, 40052, 42160, 42408, 42690, 44113, 44640, 45536, 46512, 47120, 47430, 48382, 50065, 50592, 51228, 51680, 53010, 54074, 56544, 56920, 58140, 60078, 63240, 64035, 68304, 70680, 72573, 75888, 77520, 80104, 81111, 84320, 84816, 85380, 88226, 90117, 93024, 94240, 94860, 96764, 100130, 102456, 106020, 108148, 113840, 116280, 120156, 120955, 126480, 128070, 132339, 135185, 136608, 141360, 145146, 150195, 151776, 155040, 160208, 162222, 169632, 170760, 176452, 180234, 189720, 193528, 200260, 204912, 212040, 216296, 217719, 220565, 227680, 232560, 240312, 241910, 243333, 252960, 256140, 264678, 270370, 282720, 290292, 300390, 320416, 324444, 341520, 352904, 360468, 362865, 379440, 387056, 397017, 400520, 405555, 409824, 424080, 432592, 435438, 441130, 450585, 459629, 465120, 480624, 483820, 486666, 512280, 529356, 540740, 580584, 600780, 648888, 661695, 683040, 705808, 720936, 725730, 749921, 758880, 774112, 794034, 801040, 811110, 838147, 848160, 865184, 870876, 882260, 901170, 919258, 961248, 967640, 973332, 1024560, 1058712, 1081480, 1088595, 1161168, 1201560, 1216665, 1297776, 1323390, 1378887, 1411616, 1441872, 1451460, 1499842, 1588068, 1602080, 1622220, 1676294, 1741752, 1764520, 1802340, 1838516, 1935280, 1946664, 1985085, 2049120, 2117424, 2162960, 2177190, 2249763, 2298145, 2322336, 2403120, 2433330, 2514441, 2595552, 2646780, 2757774, 2883744, 2902920, 2999684, 3176136, 3244440, 3352588, 3483504, 3529040, 3604680, 3677032, 3749605, 3870560, 3893328, 3970170, 4136661, 4190735, 4234848, 4325920, 4354380, 4499526, 4596290, 4806240, 4866660, 5028882, 5293560, 5515548, 5805840, 5999368, 6352272, 6488880, 6705176, 6749289, 6894435, 6967008, 7058080, 7209360, 7354064, 7499210, 7543323, 7786656, 7940340, 8273322, 8381470, 8708760, 8999052, 9192580, 9733320, 10057764, 10587120, 11031096, 11248815, 11611680, 11998736, 12572205, 12704544, 12977760, 13410352, 13498578, 13788870, 14248499, 14418720, 14708128, 14998420, 15086646, 15880680, 16546644, 16762940, 17417520, 17998104, 18385160, 19466640, 20115528, 20683305, 21174240, 22062192, 22497630, 23997472, 25144410, 26820704, 26997156, 27577740, 28496998, 29996840, 30173292, 31761360, 33093288, 33525880, 33746445, 34835040, 35996208, 36770320, 37716615, 38933280, 40231056, 41366610, 42745497, 44124384, 44995260, 50288820, 53994312, 55155480, 56993996, 59993680, 60346584, 63522720, 66186576, 67051760, 67492890, 71242495, 71992416, 73540640, 75433230, 80462112, 82733220, 85490994, 89990520, 100577640, 107988624, 110310960, 113987992, 119987360, 120693168, 128236491, 132373152, 134103520, 134985780, 142484990, 150866460, 165466440, 170981988, 179981040, 201155280, 213727485, 215977248, 220621920, 227975984, 241386336, 256472982, 269971560, 284969980, 301732920, 330932880, 341963976, 359962080, 402310560, 427454970, 455951968, 512945964, 539943120, 569939960, 603465840, 641182455, 661865760, 683927952, 854909940, 1025891928, 1079886240, 1139879920, 1206931680, 1282364910, 1367855904, 1709819880, 2051783856, 2279759840, 2564729820, 3419639760, 4103567712, 5129459640, 6839279520, 10258919280, 20517838560]

約数ペア:

[(1, 20517838560), (2, 10258919280), (3, 6839279520), (4, 5129459640), (5, 4103567712), (6, 3419639760), (8, 2564729820), (9, 2279759840), (10, 2051783856), (12, 1709819880), (15, 1367855904), (16, 1282364910), (17, 1206931680), (18, 1139879920), (19, 1079886240), (20, 1025891928), (24, 854909940), (30, 683927952), (31, 661865760), (32, 641182455), (34, 603465840), (36, 569939960), (38, 539943120), (40, 512945964), (45, 455951968), (48, 427454970), (51, 402310560), (57, 359962080), (60, 341963976), (62, 330932880), (68, 301732920), (72, 284969980), (76, 269971560), (80, 256472982), (85, 241386336), (90, 227975984), (93, 220621920), (95, 215977248), (96, 213727485), (102, 201155280), (114, 179981040), (120, 170981988), (124, 165466440), (136, 150866460), (144, 142484990), (152, 134985780), (153, 134103520), (155, 132373152), (160, 128236491), (170, 120693168), (171, 119987360), (180, 113987992), (186, 110310960), (190, 107988624), (204, 100577640), (228, 89990520), (240, 85490994), (248, 82733220), (255, 80462112), (272, 75433230), (279, 73540640), (285, 71992416), (288, 71242495), (304, 67492890), (306, 67051760), (310, 66186576), (323, 63522720), (340, 60346584), (342, 59993680), (360, 56993996), (372, 55155480), (380, 53994312), (408, 50288820), (456, 44995260), (465, 44124384), (480, 42745497), (496, 41366610), (510, 40231056), (527, 38933280), (544, 37716615), (558, 36770320), (570, 35996208), (589, 34835040), (608, 33746445), (612, 33525880), (620, 33093288), (646, 31761360), (680, 30173292), (684, 29996840), (720, 28496998), (744, 27577740), (760, 26997156), (765, 26820704), (816, 25144410), (855, 23997472), (912, 22497630), (930, 22062192), (969, 21174240), (992, 20683305), (1020, 20115528), (1054, 19466640), (1116, 18385160), (1140, 17998104), (1178, 17417520), (1224, 16762940), (1240, 16546644), (1292, 15880680), (1360, 15086646), (1368, 14998420), (1395, 14708128), (1423, 14418720), (1440, 14248499), (1488, 13788870), (1520, 13498578), (1530, 13410352), (1581, 12977760), (1615, 12704544), (1632, 12572205), (1710, 11998736), (1767, 11611680), (1824, 11248815), (1860, 11031096), (1938, 10587120), (2040, 10057764), (2108, 9733320), (2232, 9192580), (2280, 8999052), (2356, 8708760), (2448, 8381470), (2480, 8273322), (2584, 7940340), (2635, 7786656), (2720, 7543323), (2736, 7499210), (2790, 7354064), (2846, 7209360), (2907, 7058080), (2945, 6967008), (2976, 6894435), (3040, 6749289), (3060, 6705176), (3162, 6488880), (3230, 6352272), (3420, 5999368), (3534, 5805840), (3720, 5515548), (3876, 5293560), (4080, 5028882), (4216, 4866660), (4269, 4806240), (4464, 4596290), (4560, 4499526), (4712, 4354380), (4743, 4325920), (4845, 4234848), (4896, 4190735), (4960, 4136661), (5168, 3970170), (5270, 3893328), (5301, 3870560), (5472, 3749605), (5580, 3677032), (5692, 3604680), (5814, 3529040), (5890, 3483504), (6120, 3352588), (6324, 3244440), (6460, 3176136), (6840, 2999684), (7068, 2902920), (7115, 2883744), (7440, 2757774), (7752, 2646780), (7905, 2595552), (8160, 2514441), (8432, 2433330), (8538, 2403120), (8835, 2322336), (8928, 2298145), (9120, 2249763), (9424, 2177190), (9486, 2162960), (9690, 2117424), (10013, 2049120), (10336, 1985085), (10540, 1946664), (10602, 1935280), (11160, 1838516), (11384, 1802340), (11628, 1764520), (11780, 1741752), (12240, 1676294), (12648, 1622220), (12807, 1602080), (12920, 1588068), (13680, 1499842), (14136, 1451460), (14230, 1441872), (14535, 1411616), (14880, 1378887), (15504, 1323390), (15810, 1297776), (16864, 1216665), (17076, 1201560), (17670, 1161168), (18848, 1088595), (18972, 1081480), (19380, 1058712), (20026, 1024560), (21080, 973332), (21204, 967640), (21345, 961248), (22320, 919258), (22768, 901170), (23256, 882260), (23560, 870876), (23715, 865184), (24191, 848160), (24480, 838147), (25296, 811110), (25614, 801040), (25840, 794034), (26505, 774112), (27037, 758880), (27360, 749921), (28272, 725730), (28460, 720936), (29070, 705808), (30039, 683040), (31008, 661695), (31620, 648888), (34152, 600780), (35340, 580584), (37944, 540740), (38760, 529356), (40052, 512280), (42160, 486666), (42408, 483820), (42690, 480624), (44113, 465120), (44640, 459629), (45536, 450585), (46512, 441130), (47120, 435438), (47430, 432592), (48382, 424080), (50065, 409824), (50592, 405555), (51228, 400520), (51680, 397017), (53010, 387056), (54074, 379440), (56544, 362865), (56920, 360468), (58140, 352904), (60078, 341520), (63240, 324444), (64035, 320416), (68304, 300390), (70680, 290292), (72573, 282720), (75888, 270370), (77520, 264678), (80104, 256140), (81111, 252960), (84320, 243333), (84816, 241910), (85380, 240312), (88226, 232560), (90117, 227680), (93024, 220565), (94240, 217719), (94860, 216296), (96764, 212040), (100130, 204912), (102456, 200260), (106020, 193528), (108148, 189720), (113840, 180234), (116280, 176452), (120156, 170760), (120955, 169632), (126480, 162222), (128070, 160208), (132339, 155040), (135185, 151776), (136608, 150195), (141360, 145146)]