378077980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 927553536

約数和(自身を除く): 549475556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 157, 167, 206, 314, 334, 412, 515, 628, 668, 721, 785, 835, 1030, 1099, 1169, 1442, 1570, 1670, 2060, 2198, 2338, 2884, 3140, 3340, 3605, 4396, 4676, 5495, 5845, 7210, 10990, 11690, 14420, 16171, 17201, 21980, 23380, 26219, 32342, 34402, 52438, 64684, 68804, 80855, 86005, 104876, 113197, 120407, 131095, 161710, 172010, 183533, 226394, 240814, 262190, 323420, 344020, 367066, 452788, 481628, 524380, 565985, 602035, 734132, 917665, 1131970, 1204070, 1835330, 2263940, 2408140, 2700557, 3670660, 5401114, 10802228, 13502785, 18903899, 27005570, 37807798, 54011140, 75615596, 94519495, 189038990, 378077980]

約数ペア:

[(1, 378077980), (2, 189038990), (4, 94519495), (5, 75615596), (7, 54011140), (10, 37807798), (14, 27005570), (20, 18903899), (28, 13502785), (35, 10802228), (70, 5401114), (103, 3670660), (140, 2700557), (157, 2408140), (167, 2263940), (206, 1835330), (314, 1204070), (334, 1131970), (412, 917665), (515, 734132), (628, 602035), (668, 565985), (721, 524380), (785, 481628), (835, 452788), (1030, 367066), (1099, 344020), (1169, 323420), (1442, 262190), (1570, 240814), (1670, 226394), (2060, 183533), (2198, 172010), (2338, 161710), (2884, 131095), (3140, 120407), (3340, 113197), (3605, 104876), (4396, 86005), (4676, 80855), (5495, 68804), (5845, 64684), (7210, 52438), (10990, 34402), (11690, 32342), (14420, 26219), (16171, 23380), (17201, 21980)]