19651120720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 480

約数和(自身を含む): 61083804672

約数和(自身を除く): 41432683952

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 61, 62, 70, 77, 80, 88, 98, 110, 112, 122, 124, 140, 154, 155, 176, 196, 217, 220, 241, 244, 245, 248, 280, 305, 308, 310, 341, 385, 392, 427, 434, 440, 482, 488, 490, 496, 539, 560, 610, 616, 620, 671, 682, 770, 784, 854, 868, 880, 964, 976, 980, 1078, 1085, 1205, 1220, 1232, 1240, 1342, 1364, 1519, 1540, 1687, 1705, 1708, 1736, 1891, 1928, 1960, 2135, 2156, 2170, 2387, 2410, 2440, 2480, 2651, 2684, 2695, 2728, 2989, 3038, 3080, 3355, 3374, 3410, 3416, 3472, 3782, 3856, 3920, 4270, 4312, 4340, 4697, 4774, 4820, 4880, 5302, 5368, 5390, 5456, 5978, 6076, 6160, 6710, 6748, 6820, 6832, 7471, 7564, 7595, 8435, 8540, 8624, 8680, 9394, 9455, 9548, 9640, 10604, 10736, 10780, 11809, 11935, 11956, 12152, 13237, 13255, 13420, 13496, 13640, 14701, 14942, 14945, 15128, 15190, 16709, 16870, 17080, 17360, 18557, 18788, 18910, 19096, 19280, 20801, 21208, 21560, 23485, 23618, 23870, 23912, 24304, 26474, 26510, 26840, 26992, 27280, 29402, 29884, 29890, 30256, 30380, 32879, 33418, 33740, 34160, 37114, 37355, 37576, 37820, 38192, 41602, 42416, 43120, 46970, 47236, 47740, 47824, 52297, 52948, 53020, 53680, 58804, 59045, 59768, 59780, 60760, 65758, 66185, 66836, 67480, 73505, 74228, 74710, 75152, 75640, 82181, 83204, 83545, 92659, 92785, 93940, 94472, 95480, 102907, 104005, 104594, 105896, 106040, 117608, 118090, 119536, 119560, 121520, 129899, 131516, 132370, 133672, 134960, 145607, 147010, 148456, 149420, 151280, 161711, 164362, 164395, 166408, 167090, 185318, 185570, 187880, 188944, 190960, 205814, 208010, 209188, 211792, 212080, 235216, 236180, 239120, 259798, 261485, 263032, 264740, 267344, 291214, 294020, 296912, 298840, 323422, 328724, 328790, 332816, 334180, 366079, 370636, 371140, 375760, 410905, 411628, 416020, 418376, 455731, 463295, 472360, 514535, 519596, 522970, 526064, 529480, 575267, 582428, 588040, 597680, 646844, 649495, 657448, 657580, 668360, 720349, 728035, 732158, 741272, 742280, 808555, 821810, 823256, 832040, 836752, 911462, 926590, 944720, 1019249, 1029070, 1039192, 1045940, 1058960, 1131977, 1150534, 1164856, 1176080, 1293688, 1298990, 1314896, 1315160, 1336720, 1440698, 1456070, 1464316, 1482544, 1484560, 1617110, 1643620, 1646512, 1664080, 1822924, 1830395, 1853180, 2038498, 2058140, 2078384, 2091880, 2263954, 2278655, 2301068, 2329712, 2587376, 2597980, 2630320, 2876335, 2881396, 2912140, 2928632, 3190117, 3234220, 3287240, 3601745, 3645848, 3660790, 3706360, 4026869, 4076996, 4116280, 4183760, 4527908, 4557310, 4602136, 5013041, 5096245, 5195960, 5659885, 5752670, 5762792, 5824280, 5857264, 6380234, 6468440, 6574480, 7203490, 7291696, 7321580, 7412720, 7923839, 8053738, 8153992, 8232560, 9055816, 9114620, 9204272, 10026082, 10192490, 10391920, 11319770, 11505340, 11525584, 11648560, 12760468, 12936880, 14406980, 14643160, 15847678, 15950585, 16107476, 16307984, 18111632, 18229240, 20052164, 20134345, 20384980, 22330819, 22639540, 23010680, 25065205, 25520936, 28813960, 29286320, 31695356, 31901170, 32214952, 35091287, 36458480, 39619195, 40104328, 40268690, 40769960, 44661638, 45279080, 46021360, 50130410, 51041872, 57627920, 63390712, 63802340, 64429904, 70182574, 79238390, 80208656, 80537380, 81539920, 89323276, 90558160, 100260820, 111654095, 126781424, 127604680, 140365148, 158476780, 161074760, 175456435, 178646552, 200521640, 223308190, 245639009, 255209360, 280730296, 316953560, 322149520, 350912870, 357293104, 401043280, 446616380, 491278018, 561460592, 633907120, 701825740, 893232760, 982556036, 1228195045, 1403651480, 1786465520, 1965112072, 2456390090, 2807302960, 3930224144, 4912780180, 9825560360, 19651120720]

約数ペア:

[(1, 19651120720), (2, 9825560360), (4, 4912780180), (5, 3930224144), (7, 2807302960), (8, 2456390090), (10, 1965112072), (11, 1786465520), (14, 1403651480), (16, 1228195045), (20, 982556036), (22, 893232760), (28, 701825740), (31, 633907120), (35, 561460592), (40, 491278018), (44, 446616380), (49, 401043280), (55, 357293104), (56, 350912870), (61, 322149520), (62, 316953560), (70, 280730296), (77, 255209360), (80, 245639009), (88, 223308190), (98, 200521640), (110, 178646552), (112, 175456435), (122, 161074760), (124, 158476780), (140, 140365148), (154, 127604680), (155, 126781424), (176, 111654095), (196, 100260820), (217, 90558160), (220, 89323276), (241, 81539920), (244, 80537380), (245, 80208656), (248, 79238390), (280, 70182574), (305, 64429904), (308, 63802340), (310, 63390712), (341, 57627920), (385, 51041872), (392, 50130410), (427, 46021360), (434, 45279080), (440, 44661638), (482, 40769960), (488, 40268690), (490, 40104328), (496, 39619195), (539, 36458480), (560, 35091287), (610, 32214952), (616, 31901170), (620, 31695356), (671, 29286320), (682, 28813960), (770, 25520936), (784, 25065205), (854, 23010680), (868, 22639540), (880, 22330819), (964, 20384980), (976, 20134345), (980, 20052164), (1078, 18229240), (1085, 18111632), (1205, 16307984), (1220, 16107476), (1232, 15950585), (1240, 15847678), (1342, 14643160), (1364, 14406980), (1519, 12936880), (1540, 12760468), (1687, 11648560), (1705, 11525584), (1708, 11505340), (1736, 11319770), (1891, 10391920), (1928, 10192490), (1960, 10026082), (2135, 9204272), (2156, 9114620), (2170, 9055816), (2387, 8232560), (2410, 8153992), (2440, 8053738), (2480, 7923839), (2651, 7412720), (2684, 7321580), (2695, 7291696), (2728, 7203490), (2989, 6574480), (3038, 6468440), (3080, 6380234), (3355, 5857264), (3374, 5824280), (3410, 5762792), (3416, 5752670), (3472, 5659885), (3782, 5195960), (3856, 5096245), (3920, 5013041), (4270, 4602136), (4312, 4557310), (4340, 4527908), (4697, 4183760), (4774, 4116280), (4820, 4076996), (4880, 4026869), (5302, 3706360), (5368, 3660790), (5390, 3645848), (5456, 3601745), (5978, 3287240), (6076, 3234220), (6160, 3190117), (6710, 2928632), (6748, 2912140), (6820, 2881396), (6832, 2876335), (7471, 2630320), (7564, 2597980), (7595, 2587376), (8435, 2329712), (8540, 2301068), (8624, 2278655), (8680, 2263954), (9394, 2091880), (9455, 2078384), (9548, 2058140), (9640, 2038498), (10604, 1853180), (10736, 1830395), (10780, 1822924), (11809, 1664080), (11935, 1646512), (11956, 1643620), (12152, 1617110), (13237, 1484560), (13255, 1482544), (13420, 1464316), (13496, 1456070), (13640, 1440698), (14701, 1336720), (14942, 1315160), (14945, 1314896), (15128, 1298990), (15190, 1293688), (16709, 1176080), (16870, 1164856), (17080, 1150534), (17360, 1131977), (18557, 1058960), (18788, 1045940), (18910, 1039192), (19096, 1029070), (19280, 1019249), (20801, 944720), (21208, 926590), (21560, 911462), (23485, 836752), (23618, 832040), (23870, 823256), (23912, 821810), (24304, 808555), (26474, 742280), (26510, 741272), (26840, 732158), (26992, 728035), (27280, 720349), (29402, 668360), (29884, 657580), (29890, 657448), (30256, 649495), (30380, 646844), (32879, 597680), (33418, 588040), (33740, 582428), (34160, 575267), (37114, 529480), (37355, 526064), (37576, 522970), (37820, 519596), (38192, 514535), (41602, 472360), (42416, 463295), (43120, 455731), (46970, 418376), (47236, 416020), (47740, 411628), (47824, 410905), (52297, 375760), (52948, 371140), (53020, 370636), (53680, 366079), (58804, 334180), (59045, 332816), (59768, 328790), (59780, 328724), (60760, 323422), (65758, 298840), (66185, 296912), (66836, 294020), (67480, 291214), (73505, 267344), (74228, 264740), (74710, 263032), (75152, 261485), (75640, 259798), (82181, 239120), (83204, 236180), (83545, 235216), (92659, 212080), (92785, 211792), (93940, 209188), (94472, 208010), (95480, 205814), (102907, 190960), (104005, 188944), (104594, 187880), (105896, 185570), (106040, 185318), (117608, 167090), (118090, 166408), (119536, 164395), (119560, 164362), (121520, 161711), (129899, 151280), (131516, 149420), (132370, 148456), (133672, 147010), (134960, 145607)]