261642480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 320

約数和(自身を含む): 959938560

約数和(自身を除く): 698296080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 31, 33, 40, 44, 46, 48, 55, 60, 62, 66, 69, 80, 88, 92, 93, 110, 115, 120, 124, 132, 138, 139, 155, 165, 176, 184, 186, 220, 230, 240, 248, 253, 264, 276, 278, 310, 330, 341, 345, 368, 372, 417, 440, 460, 465, 496, 506, 528, 552, 556, 620, 660, 682, 690, 695, 713, 744, 759, 834, 880, 920, 930, 1012, 1023, 1104, 1112, 1240, 1265, 1320, 1364, 1380, 1390, 1426, 1488, 1518, 1529, 1668, 1705, 1840, 1860, 2024, 2046, 2085, 2139, 2224, 2480, 2530, 2640, 2728, 2760, 2780, 2852, 3036, 3058, 3197, 3336, 3410, 3565, 3720, 3795, 4048, 4092, 4170, 4278, 4309, 4587, 5060, 5115, 5456, 5520, 5560, 5704, 6072, 6116, 6394, 6672, 6820, 7130, 7440, 7590, 7645, 7843, 8184, 8340, 8556, 8618, 9174, 9591, 10120, 10230, 10695, 11120, 11408, 12144, 12232, 12788, 12927, 13640, 14260, 15180, 15290, 15686, 15985, 16368, 16680, 17112, 17236, 18348, 19182, 20240, 20460, 21390, 21545, 22935, 23529, 24464, 25576, 25854, 27280, 28520, 30360, 30580, 31372, 31970, 33360, 34224, 34472, 35167, 36696, 38364, 39215, 40920, 42780, 43090, 45870, 47058, 47399, 47955, 51152, 51708, 57040, 60720, 61160, 62744, 63940, 64635, 68944, 70334, 73392, 76728, 78430, 81840, 85560, 86180, 91740, 94116, 94798, 95910, 99107, 103416, 105501, 117645, 122320, 125488, 127880, 129270, 140668, 142197, 153456, 156860, 171120, 172360, 175835, 183480, 188232, 189596, 191820, 198214, 206832, 211002, 235290, 236995, 255760, 258540, 281336, 284394, 297321, 313720, 344720, 351670, 366960, 376464, 379192, 383640, 396428, 422004, 470580, 473990, 495535, 517080, 527505, 562672, 568788, 594642, 627440, 703340, 710985, 758384, 767280, 792856, 844008, 941160, 947980, 991070, 1034160, 1055010, 1090177, 1137576, 1189284, 1406680, 1421970, 1486605, 1585712, 1688016, 1882320, 1895960, 1982140, 2110020, 2180354, 2275152, 2378568, 2813360, 2843940, 2973210, 3270531, 3791920, 3964280, 4220040, 4360708, 4757136, 5450885, 5687880, 5946420, 6541062, 7928560, 8440080, 8721416, 10901770, 11375760, 11892840, 13082124, 16352655, 17442832, 21803540, 23785680, 26164248, 32705310, 43607080, 52328496, 65410620, 87214160, 130821240, 261642480]

約数ペア:

[(1, 261642480), (2, 130821240), (3, 87214160), (4, 65410620), (5, 52328496), (6, 43607080), (8, 32705310), (10, 26164248), (11, 23785680), (12, 21803540), (15, 17442832), (16, 16352655), (20, 13082124), (22, 11892840), (23, 11375760), (24, 10901770), (30, 8721416), (31, 8440080), (33, 7928560), (40, 6541062), (44, 5946420), (46, 5687880), (48, 5450885), (55, 4757136), (60, 4360708), (62, 4220040), (66, 3964280), (69, 3791920), (80, 3270531), (88, 2973210), (92, 2843940), (93, 2813360), (110, 2378568), (115, 2275152), (120, 2180354), (124, 2110020), (132, 1982140), (138, 1895960), (139, 1882320), (155, 1688016), (165, 1585712), (176, 1486605), (184, 1421970), (186, 1406680), (220, 1189284), (230, 1137576), (240, 1090177), (248, 1055010), (253, 1034160), (264, 991070), (276, 947980), (278, 941160), (310, 844008), (330, 792856), (341, 767280), (345, 758384), (368, 710985), (372, 703340), (417, 627440), (440, 594642), (460, 568788), (465, 562672), (496, 527505), (506, 517080), (528, 495535), (552, 473990), (556, 470580), (620, 422004), (660, 396428), (682, 383640), (690, 379192), (695, 376464), (713, 366960), (744, 351670), (759, 344720), (834, 313720), (880, 297321), (920, 284394), (930, 281336), (1012, 258540), (1023, 255760), (1104, 236995), (1112, 235290), (1240, 211002), (1265, 206832), (1320, 198214), (1364, 191820), (1380, 189596), (1390, 188232), (1426, 183480), (1488, 175835), (1518, 172360), (1529, 171120), (1668, 156860), (1705, 153456), (1840, 142197), (1860, 140668), (2024, 129270), (2046, 127880), (2085, 125488), (2139, 122320), (2224, 117645), (2480, 105501), (2530, 103416), (2640, 99107), (2728, 95910), (2760, 94798), (2780, 94116), (2852, 91740), (3036, 86180), (3058, 85560), (3197, 81840), (3336, 78430), (3410, 76728), (3565, 73392), (3720, 70334), (3795, 68944), (4048, 64635), (4092, 63940), (4170, 62744), (4278, 61160), (4309, 60720), (4587, 57040), (5060, 51708), (5115, 51152), (5456, 47955), (5520, 47399), (5560, 47058), (5704, 45870), (6072, 43090), (6116, 42780), (6394, 40920), (6672, 39215), (6820, 38364), (7130, 36696), (7440, 35167), (7590, 34472), (7645, 34224), (7843, 33360), (8184, 31970), (8340, 31372), (8556, 30580), (8618, 30360), (9174, 28520), (9591, 27280), (10120, 25854), (10230, 25576), (10695, 24464), (11120, 23529), (11408, 22935), (12144, 21545), (12232, 21390), (12788, 20460), (12927, 20240), (13640, 19182), (14260, 18348), (15180, 17236), (15290, 17112), (15686, 16680), (15985, 16368)]