77134920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{642791}}^1$

素因数の和:642805

約数の個数: 32

約数和(自身を含む): 231405120

約数和(自身を除く): 154270200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 642791, 1285582, 1928373, 2571164, 3213955, 3856746, 5142328, 6427910, 7713492, 9641865, 12855820, 15426984, 19283730, 25711640, 38567460, 77134920]

約数ペア:

[(1, 77134920), (2, 38567460), (3, 25711640), (4, 19283730), (5, 15426984), (6, 12855820), (8, 9641865), (10, 7713492), (12, 6427910), (15, 5142328), (20, 3856746), (24, 3213955), (30, 2571164), (40, 1928373), (60, 1285582), (120, 642791)]