67420560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 219985920

約数和(自身を除く): 152565360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 47, 48, 60, 80, 86, 94, 120, 129, 139, 141, 172, 188, 215, 235, 240, 258, 278, 282, 344, 376, 417, 430, 470, 516, 556, 564, 645, 688, 695, 705, 752, 834, 860, 940, 1032, 1112, 1128, 1290, 1390, 1410, 1668, 1720, 1880, 2021, 2064, 2085, 2224, 2256, 2580, 2780, 2820, 3336, 3440, 3760, 4042, 4170, 5160, 5560, 5640, 5977, 6063, 6533, 6672, 8084, 8340, 10105, 10320, 11120, 11280, 11954, 12126, 13066, 16168, 16680, 17931, 19599, 20210, 23908, 24252, 26132, 29885, 30315, 32336, 32665, 33360, 35862, 39198, 40420, 47816, 48504, 52264, 59770, 60630, 65330, 71724, 78396, 80840, 89655, 95632, 97008, 97995, 104528, 119540, 121260, 130660, 143448, 156792, 161680, 179310, 195990, 239080, 242520, 261320, 280919, 286896, 313584, 358620, 391980, 478160, 485040, 522640, 561838, 717240, 783960, 842757, 1123676, 1404595, 1434480, 1567920, 1685514, 2247352, 2809190, 3371028, 4213785, 4494704, 5618380, 6742056, 8427570, 11236760, 13484112, 16855140, 22473520, 33710280, 67420560]

約数ペア:

[(1, 67420560), (2, 33710280), (3, 22473520), (4, 16855140), (5, 13484112), (6, 11236760), (8, 8427570), (10, 6742056), (12, 5618380), (15, 4494704), (16, 4213785), (20, 3371028), (24, 2809190), (30, 2247352), (40, 1685514), (43, 1567920), (47, 1434480), (48, 1404595), (60, 1123676), (80, 842757), (86, 783960), (94, 717240), (120, 561838), (129, 522640), (139, 485040), (141, 478160), (172, 391980), (188, 358620), (215, 313584), (235, 286896), (240, 280919), (258, 261320), (278, 242520), (282, 239080), (344, 195990), (376, 179310), (417, 161680), (430, 156792), (470, 143448), (516, 130660), (556, 121260), (564, 119540), (645, 104528), (688, 97995), (695, 97008), (705, 95632), (752, 89655), (834, 80840), (860, 78396), (940, 71724), (1032, 65330), (1112, 60630), (1128, 59770), (1290, 52264), (1390, 48504), (1410, 47816), (1668, 40420), (1720, 39198), (1880, 35862), (2021, 33360), (2064, 32665), (2085, 32336), (2224, 30315), (2256, 29885), (2580, 26132), (2780, 24252), (2820, 23908), (3336, 20210), (3440, 19599), (3760, 17931), (4042, 16680), (4170, 16168), (5160, 13066), (5560, 12126), (5640, 11954), (5977, 11280), (6063, 11120), (6533, 10320), (6672, 10105), (8084, 8340)]