156965840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2791}}^1$

素因数の和:2860

約数の個数: 80

約数和(自身を含む): 394677120

約数和(自身を除く): 237711280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1406, 1480, 1520, 2791, 2812, 2960, 3515, 5582, 5624, 7030, 11164, 11248, 13955, 14060, 22328, 27910, 28120, 44656, 53029, 55820, 56240, 103267, 106058, 111640, 206534, 212116, 223280, 265145, 413068, 424232, 516335, 530290, 826136, 848464, 1032670, 1060580, 1652272, 1962073, 2065340, 2121160, 3924146, 4130680, 4242320, 7848292, 8261360, 9810365, 15696584, 19620730, 31393168, 39241460, 78482920, 156965840]

約数ペア:

[(1, 156965840), (2, 78482920), (4, 39241460), (5, 31393168), (8, 19620730), (10, 15696584), (16, 9810365), (19, 8261360), (20, 7848292), (37, 4242320), (38, 4130680), (40, 3924146), (74, 2121160), (76, 2065340), (80, 1962073), (95, 1652272), (148, 1060580), (152, 1032670), (185, 848464), (190, 826136), (296, 530290), (304, 516335), (370, 424232), (380, 413068), (592, 265145), (703, 223280), (740, 212116), (760, 206534), (1406, 111640), (1480, 106058), (1520, 103267), (2791, 56240), (2812, 55820), (2960, 53029), (3515, 44656), (5582, 28120), (5624, 27910), (7030, 22328), (11164, 14060), (11248, 13955)]