68918280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8089}}^1$

素因数の和:8174

約数の個数: 64

約数和(自身を含む): 209692800

約数和(自身を除く): 140774520

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, 8089, 8520, 16178, 24267, 32356, 40445, 48534, 64712, 80890, 97068, 121335, 161780, 194136, 242670, 323560, 485340, 574319, 970680, 1148638, 1722957, 2297276, 2871595, 3445914, 4594552, 5743190, 6891828, 8614785, 11486380, 13783656, 17229570, 22972760, 34459140, 68918280]

約数ペア:

[(1, 68918280), (2, 34459140), (3, 22972760), (4, 17229570), (5, 13783656), (6, 11486380), (8, 8614785), (10, 6891828), (12, 5743190), (15, 4594552), (20, 3445914), (24, 2871595), (30, 2297276), (40, 1722957), (60, 1148638), (71, 970680), (120, 574319), (142, 485340), (213, 323560), (284, 242670), (355, 194136), (426, 161780), (568, 121335), (710, 97068), (852, 80890), (1065, 64712), (1420, 48534), (1704, 40445), (2130, 32356), (2840, 24267), (4260, 16178), (8089, 8520)]