61628520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2131}}^1$

素因数の和:2386

約数の個数: 64

約数和(自身を含む): 185739840

約数和(自身を除く): 124111320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 723, 964, 1205, 1446, 1928, 2131, 2410, 2892, 3615, 4262, 4820, 5784, 6393, 7230, 8524, 9640, 10655, 12786, 14460, 17048, 21310, 25572, 28920, 31965, 42620, 51144, 63930, 85240, 127860, 255720, 513571, 1027142, 1540713, 2054284, 2567855, 3081426, 4108568, 5135710, 6162852, 7703565, 10271420, 12325704, 15407130, 20542840, 30814260, 61628520]

約数ペア:

[(1, 61628520), (2, 30814260), (3, 20542840), (4, 15407130), (5, 12325704), (6, 10271420), (8, 7703565), (10, 6162852), (12, 5135710), (15, 4108568), (20, 3081426), (24, 2567855), (30, 2054284), (40, 1540713), (60, 1027142), (120, 513571), (241, 255720), (482, 127860), (723, 85240), (964, 63930), (1205, 51144), (1446, 42620), (1928, 31965), (2131, 28920), (2410, 25572), (2892, 21310), (3615, 17048), (4262, 14460), (4820, 12786), (5784, 10655), (6393, 9640), (7230, 8524)]