665721420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 288

約数和(自身を含む): 2355236352

約数和(自身を除く): 1689514932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 83, 84, 91, 105, 113, 130, 140, 156, 166, 169, 182, 195, 210, 226, 249, 260, 273, 332, 338, 339, 364, 390, 415, 420, 452, 455, 498, 507, 546, 565, 581, 676, 678, 780, 791, 830, 845, 910, 996, 1014, 1079, 1092, 1130, 1162, 1183, 1245, 1356, 1365, 1469, 1582, 1660, 1690, 1695, 1743, 1820, 2028, 2158, 2260, 2324, 2366, 2373, 2490, 2535, 2730, 2905, 2938, 3164, 3237, 3380, 3390, 3486, 3549, 3955, 4316, 4407, 4732, 4746, 4980, 5070, 5395, 5460, 5810, 5876, 5915, 6474, 6780, 6972, 7098, 7345, 7553, 7910, 8715, 8814, 9379, 9492, 10140, 10283, 10790, 11620, 11830, 11865, 12948, 14027, 14196, 14690, 15106, 15820, 16185, 17430, 17628, 17745, 18758, 19097, 20566, 21580, 22035, 22659, 23660, 23730, 28054, 28137, 29380, 30212, 30849, 32370, 34860, 35490, 37516, 37765, 38194, 41132, 42081, 44070, 45318, 46895, 47460, 51415, 56108, 56274, 57291, 61698, 64740, 65653, 70135, 70980, 75530, 76388, 84162, 88140, 90636, 93790, 95485, 98189, 102830, 112548, 113295, 114582, 121927, 123396, 131306, 133679, 140270, 140685, 151060, 154245, 168324, 187580, 190970, 196378, 196959, 205660, 210405, 226590, 229164, 243854, 262612, 267358, 280540, 281370, 286455, 294567, 308490, 328265, 365781, 381940, 392756, 393918, 401037, 420810, 453180, 487708, 490945, 534716, 562740, 572910, 589134, 609635, 616980, 656530, 668395, 731562, 787836, 802074, 841620, 853489, 981890, 984795, 1145820, 1178268, 1219270, 1313060, 1336790, 1463124, 1472835, 1585051, 1604148, 1706978, 1828905, 1963780, 1969590, 2005185, 2438540, 2560467, 2673580, 2945670, 3170102, 3413956, 3657810, 3939180, 4010370, 4267445, 4755153, 5120934, 5891340, 6340204, 7315620, 7925255, 8020740, 8534890, 9510306, 10241868, 11095357, 12802335, 15850510, 17069780, 19020612, 22190714, 23775765, 25604670, 31701020, 33286071, 44381428, 47551530, 51209340, 55476785, 66572142, 95103060, 110953570, 133144284, 166430355, 221907140, 332860710, 665721420]

約数ペア:

[(1, 665721420), (2, 332860710), (3, 221907140), (4, 166430355), (5, 133144284), (6, 110953570), (7, 95103060), (10, 66572142), (12, 55476785), (13, 51209340), (14, 47551530), (15, 44381428), (20, 33286071), (21, 31701020), (26, 25604670), (28, 23775765), (30, 22190714), (35, 19020612), (39, 17069780), (42, 15850510), (52, 12802335), (60, 11095357), (65, 10241868), (70, 9510306), (78, 8534890), (83, 8020740), (84, 7925255), (91, 7315620), (105, 6340204), (113, 5891340), (130, 5120934), (140, 4755153), (156, 4267445), (166, 4010370), (169, 3939180), (182, 3657810), (195, 3413956), (210, 3170102), (226, 2945670), (249, 2673580), (260, 2560467), (273, 2438540), (332, 2005185), (338, 1969590), (339, 1963780), (364, 1828905), (390, 1706978), (415, 1604148), (420, 1585051), (452, 1472835), (455, 1463124), (498, 1336790), (507, 1313060), (546, 1219270), (565, 1178268), (581, 1145820), (676, 984795), (678, 981890), (780, 853489), (791, 841620), (830, 802074), (845, 787836), (910, 731562), (996, 668395), (1014, 656530), (1079, 616980), (1092, 609635), (1130, 589134), (1162, 572910), (1183, 562740), (1245, 534716), (1356, 490945), (1365, 487708), (1469, 453180), (1582, 420810), (1660, 401037), (1690, 393918), (1695, 392756), (1743, 381940), (1820, 365781), (2028, 328265), (2158, 308490), (2260, 294567), (2324, 286455), (2366, 281370), (2373, 280540), (2490, 267358), (2535, 262612), (2730, 243854), (2905, 229164), (2938, 226590), (3164, 210405), (3237, 205660), (3380, 196959), (3390, 196378), (3486, 190970), (3549, 187580), (3955, 168324), (4316, 154245), (4407, 151060), (4732, 140685), (4746, 140270), (4980, 133679), (5070, 131306), (5395, 123396), (5460, 121927), (5810, 114582), (5876, 113295), (5915, 112548), (6474, 102830), (6780, 98189), (6972, 95485), (7098, 93790), (7345, 90636), (7553, 88140), (7910, 84162), (8715, 76388), (8814, 75530), (9379, 70980), (9492, 70135), (10140, 65653), (10283, 64740), (10790, 61698), (11620, 57291), (11830, 56274), (11865, 56108), (12948, 51415), (14027, 47460), (14196, 46895), (14690, 45318), (15106, 44070), (15820, 42081), (16185, 41132), (17430, 38194), (17628, 37765), (17745, 37516), (18758, 35490), (19097, 34860), (20566, 32370), (21580, 30849), (22035, 30212), (22659, 29380), (23660, 28137), (23730, 28054)]