138219960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16223}}^1$

素因数の和:16308

約数の個数: 64

約数和(自身を含む): 420526080

約数和(自身を除く): 282306120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 16223, 32446, 48669, 64892, 81115, 97338, 129784, 162230, 194676, 243345, 324460, 389352, 486690, 648920, 973380, 1151833, 1946760, 2303666, 3455499, 4607332, 5759165, 6910998, 9214664, 11518330, 13821996, 17277495, 23036660, 27643992, 34554990, 46073320, 69109980, 138219960]

約数ペア:

[(1, 138219960), (2, 69109980), (3, 46073320), (4, 34554990), (5, 27643992), (6, 23036660), (8, 17277495), (10, 13821996), (12, 11518330), (15, 9214664), (20, 6910998), (24, 5759165), (30, 4607332), (40, 3455499), (60, 2303666), (71, 1946760), (120, 1151833), (142, 973380), (213, 648920), (284, 486690), (355, 389352), (426, 324460), (568, 243345), (710, 194676), (852, 162230), (1065, 129784), (1420, 97338), (1704, 81115), (2130, 64892), (2840, 48669), (4260, 32446), (8520, 16223)]