481395720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308587}}^1$

素因数の和:308614

約数の個数: 64

約数和(自身を含む): 1555283520

約数和(自身を除く): 1073887800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 308587, 617174, 925761, 1234348, 1542935, 1851522, 2468696, 3085870, 3703044, 4011631, 4628805, 6171740, 7406088, 8023262, 9257610, 12034893, 12343480, 16046524, 18515220, 20058155, 24069786, 32093048, 37030440, 40116310, 48139572, 60174465, 80232620, 96279144, 120348930, 160465240, 240697860, 481395720]

約数ペア:

[(1, 481395720), (2, 240697860), (3, 160465240), (4, 120348930), (5, 96279144), (6, 80232620), (8, 60174465), (10, 48139572), (12, 40116310), (13, 37030440), (15, 32093048), (20, 24069786), (24, 20058155), (26, 18515220), (30, 16046524), (39, 12343480), (40, 12034893), (52, 9257610), (60, 8023262), (65, 7406088), (78, 6171740), (104, 4628805), (120, 4011631), (130, 3703044), (156, 3085870), (195, 2468696), (260, 1851522), (312, 1542935), (390, 1234348), (520, 925761), (780, 617174), (1560, 308587)]