31956390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 86469120

約数和(自身を除く): 54512730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1667, 1917, 2130, 3195, 3334, 3834, 5001, 6390, 8335, 9585, 10002, 15003, 16670, 19170, 25005, 30006, 45009, 50010, 75015, 90018, 118357, 150030, 225045, 236714, 355071, 450090, 591785, 710142, 1065213, 1183570, 1775355, 2130426, 3195639, 3550710, 5326065, 6391278, 10652130, 15978195, 31956390]

約数ペア:

[(1, 31956390), (2, 15978195), (3, 10652130), (5, 6391278), (6, 5326065), (9, 3550710), (10, 3195639), (15, 2130426), (18, 1775355), (27, 1183570), (30, 1065213), (45, 710142), (54, 591785), (71, 450090), (90, 355071), (135, 236714), (142, 225045), (213, 150030), (270, 118357), (355, 90018), (426, 75015), (639, 50010), (710, 45009), (1065, 30006), (1278, 25005), (1667, 19170), (1917, 16670), (2130, 15003), (3195, 10002), (3334, 9585), (3834, 8335), (5001, 6390)]