16886536740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{420691}}^1$

素因数の和:420929

約数の個数: 72

約数和(自身を含む): 51452314368

約数和(自身を除く): 34565777628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 6690, 8028, 10035, 13380, 20070, 40140, 420691, 841382, 1262073, 1682764, 2103455, 2524146, 3786219, 4206910, 5048292, 6310365, 7572438, 8413820, 12620730, 15144876, 18931095, 25241460, 37862190, 75724380, 93814093, 187628186, 281442279, 375256372, 469070465, 562884558, 844326837, 938140930, 1125769116, 1407211395, 1688653674, 1876281860, 2814422790, 3377307348, 4221634185, 5628845580, 8443268370, 16886536740]

約数ペア:

[(1, 16886536740), (2, 8443268370), (3, 5628845580), (4, 4221634185), (5, 3377307348), (6, 2814422790), (9, 1876281860), (10, 1688653674), (12, 1407211395), (15, 1125769116), (18, 938140930), (20, 844326837), (30, 562884558), (36, 469070465), (45, 375256372), (60, 281442279), (90, 187628186), (180, 93814093), (223, 75724380), (446, 37862190), (669, 25241460), (892, 18931095), (1115, 15144876), (1338, 12620730), (2007, 8413820), (2230, 7572438), (2676, 6310365), (3345, 5048292), (4014, 4206910), (4460, 3786219), (6690, 2524146), (8028, 2103455), (10035, 1682764), (13380, 1262073), (20070, 841382), (40140, 420691)]