64458120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1031}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 193933440

約数和(自身を除く): 129475320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 1031, 1042, 1563, 2062, 2084, 2605, 3093, 3126, 4124, 4168, 5155, 5210, 6186, 6252, 7815, 8248, 10310, 10420, 12372, 12504, 15465, 15630, 20620, 20840, 24744, 30930, 31260, 41240, 61860, 62520, 123720, 537151, 1074302, 1611453, 2148604, 2685755, 3222906, 4297208, 5371510, 6445812, 8057265, 10743020, 12891624, 16114530, 21486040, 32229060, 64458120]

約数ペア:

[(1, 64458120), (2, 32229060), (3, 21486040), (4, 16114530), (5, 12891624), (6, 10743020), (8, 8057265), (10, 6445812), (12, 5371510), (15, 4297208), (20, 3222906), (24, 2685755), (30, 2148604), (40, 1611453), (60, 1074302), (120, 537151), (521, 123720), (1031, 62520), (1042, 61860), (1563, 41240), (2062, 31260), (2084, 30930), (2605, 24744), (3093, 20840), (3126, 20620), (4124, 15630), (4168, 15465), (5155, 12504), (5210, 12372), (6186, 10420), (6252, 10310), (7815, 8248)]