1281810840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10681757}}^1$

素因数の和:10681771

約数の個数: 32

約数和(自身を含む): 3845432880

約数和(自身を除く): 2563622040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10681757, 21363514, 32045271, 42727028, 53408785, 64090542, 85454056, 106817570, 128181084, 160226355, 213635140, 256362168, 320452710, 427270280, 640905420, 1281810840]

約数ペア:

[(1, 1281810840), (2, 640905420), (3, 427270280), (4, 320452710), (5, 256362168), (6, 213635140), (8, 160226355), (10, 128181084), (12, 106817570), (15, 85454056), (20, 64090542), (24, 53408785), (30, 42727028), (40, 32045271), (60, 21363514), (120, 10681757)]