318416540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 747823104

約数和(自身を除く): 429406564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 71, 94, 130, 142, 188, 235, 260, 284, 355, 367, 470, 611, 710, 734, 923, 940, 1222, 1420, 1468, 1835, 1846, 2444, 3055, 3337, 3670, 3692, 4615, 4771, 6110, 6674, 7340, 9230, 9542, 12220, 13348, 16685, 17249, 18460, 19084, 23855, 26057, 33370, 34498, 43381, 47710, 52114, 66740, 68996, 86245, 86762, 95420, 104228, 130285, 172490, 173524, 216905, 224237, 260570, 338741, 344980, 433810, 448474, 521140, 677482, 867620, 896948, 1121185, 1224679, 1354964, 1693705, 2242370, 2449358, 3387410, 4484740, 4898716, 6123395, 6774820, 12246790, 15920827, 24493580, 31841654, 63683308, 79604135, 159208270, 318416540]

約数ペア:

[(1, 318416540), (2, 159208270), (4, 79604135), (5, 63683308), (10, 31841654), (13, 24493580), (20, 15920827), (26, 12246790), (47, 6774820), (52, 6123395), (65, 4898716), (71, 4484740), (94, 3387410), (130, 2449358), (142, 2242370), (188, 1693705), (235, 1354964), (260, 1224679), (284, 1121185), (355, 896948), (367, 867620), (470, 677482), (611, 521140), (710, 448474), (734, 433810), (923, 344980), (940, 338741), (1222, 260570), (1420, 224237), (1468, 216905), (1835, 173524), (1846, 172490), (2444, 130285), (3055, 104228), (3337, 95420), (3670, 86762), (3692, 86245), (4615, 68996), (4771, 66740), (6110, 52114), (6674, 47710), (7340, 43381), (9230, 34498), (9542, 33370), (12220, 26057), (13348, 23855), (16685, 19084), (17249, 18460)]