201940440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{129449}}^1$

素因数の和:129476

約数の個数: 64

約数和(自身を含む): 652428000

約数和(自身を除く): 450487560

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, 129449, 258898, 388347, 517796, 647245, 776694, 1035592, 1294490, 1553388, 1682837, 1941735, 2588980, 3106776, 3365674, 3883470, 5048511, 5177960, 6731348, 7766940, 8414185, 10097022, 13462696, 15533880, 16828370, 20194044, 25242555, 33656740, 40388088, 50485110, 67313480, 100970220, 201940440]

約数ペア:

[(1, 201940440), (2, 100970220), (3, 67313480), (4, 50485110), (5, 40388088), (6, 33656740), (8, 25242555), (10, 20194044), (12, 16828370), (13, 15533880), (15, 13462696), (20, 10097022), (24, 8414185), (26, 7766940), (30, 6731348), (39, 5177960), (40, 5048511), (52, 3883470), (60, 3365674), (65, 3106776), (78, 2588980), (104, 1941735), (120, 1682837), (130, 1553388), (156, 1294490), (195, 1035592), (260, 776694), (312, 647245), (390, 517796), (520, 388347), (780, 258898), (1560, 129449)]