311974960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6689}}^1$

素因数の和:6766

約数の個数: 80

約数和(自身を含む): 806332320

約数和(自身を除く): 494357360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 2120, 2332, 2915, 4240, 4664, 5830, 6689, 9328, 11660, 13378, 23320, 26756, 33445, 46640, 53512, 66890, 73579, 107024, 133780, 147158, 267560, 294316, 354517, 367895, 535120, 588632, 709034, 735790, 1177264, 1418068, 1471580, 1772585, 2836136, 2943160, 3545170, 3899687, 5672272, 5886320, 7090340, 7799374, 14180680, 15598748, 19498435, 28361360, 31197496, 38996870, 62394992, 77993740, 155987480, 311974960]

約数ペア:

[(1, 311974960), (2, 155987480), (4, 77993740), (5, 62394992), (8, 38996870), (10, 31197496), (11, 28361360), (16, 19498435), (20, 15598748), (22, 14180680), (40, 7799374), (44, 7090340), (53, 5886320), (55, 5672272), (80, 3899687), (88, 3545170), (106, 2943160), (110, 2836136), (176, 1772585), (212, 1471580), (220, 1418068), (265, 1177264), (424, 735790), (440, 709034), (530, 588632), (583, 535120), (848, 367895), (880, 354517), (1060, 294316), (1166, 267560), (2120, 147158), (2332, 133780), (2915, 107024), (4240, 73579), (4664, 66890), (5830, 53512), (6689, 46640), (9328, 33445), (11660, 26756), (13378, 23320)]