16473420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1375

約数の個数: 72

約数和(自身を含む): 50712480

約数和(自身を除く): 34239060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1289, 1420, 2130, 2556, 2578, 3195, 3867, 4260, 5156, 6390, 6445, 7734, 11601, 12780, 12890, 15468, 19335, 23202, 25780, 38670, 46404, 58005, 77340, 91519, 116010, 183038, 232020, 274557, 366076, 457595, 549114, 823671, 915190, 1098228, 1372785, 1647342, 1830380, 2745570, 3294684, 4118355, 5491140, 8236710, 16473420]

約数ペア:

[(1, 16473420), (2, 8236710), (3, 5491140), (4, 4118355), (5, 3294684), (6, 2745570), (9, 1830380), (10, 1647342), (12, 1372785), (15, 1098228), (18, 915190), (20, 823671), (30, 549114), (36, 457595), (45, 366076), (60, 274557), (71, 232020), (90, 183038), (142, 116010), (180, 91519), (213, 77340), (284, 58005), (355, 46404), (426, 38670), (639, 25780), (710, 23202), (852, 19335), (1065, 15468), (1278, 12890), (1289, 12780), (1420, 11601), (2130, 7734), (2556, 6445), (2578, 6390), (3195, 5156), (3867, 4260)]