72876400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 189432320

約数和(自身を除く): 116555920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 43, 50, 76, 80, 86, 95, 100, 152, 172, 190, 200, 215, 223, 304, 344, 380, 400, 430, 446, 475, 688, 760, 817, 860, 892, 950, 1075, 1115, 1520, 1634, 1720, 1784, 1900, 2150, 2230, 3268, 3440, 3568, 3800, 4085, 4237, 4300, 4460, 5575, 6536, 7600, 8170, 8474, 8600, 8920, 9589, 11150, 13072, 16340, 16948, 17200, 17840, 19178, 20425, 21185, 22300, 32680, 33896, 38356, 40850, 42370, 44600, 47945, 65360, 67792, 76712, 81700, 84740, 89200, 95890, 105925, 153424, 163400, 169480, 182191, 191780, 211850, 239725, 326800, 338960, 364382, 383560, 423700, 479450, 728764, 767120, 847400, 910955, 958900, 1457528, 1694800, 1821910, 1917800, 2915056, 3643820, 3835600, 4554775, 7287640, 9109550, 14575280, 18219100, 36438200, 72876400]

約数ペア:

[(1, 72876400), (2, 36438200), (4, 18219100), (5, 14575280), (8, 9109550), (10, 7287640), (16, 4554775), (19, 3835600), (20, 3643820), (25, 2915056), (38, 1917800), (40, 1821910), (43, 1694800), (50, 1457528), (76, 958900), (80, 910955), (86, 847400), (95, 767120), (100, 728764), (152, 479450), (172, 423700), (190, 383560), (200, 364382), (215, 338960), (223, 326800), (304, 239725), (344, 211850), (380, 191780), (400, 182191), (430, 169480), (446, 163400), (475, 153424), (688, 105925), (760, 95890), (817, 89200), (860, 84740), (892, 81700), (950, 76712), (1075, 67792), (1115, 65360), (1520, 47945), (1634, 44600), (1720, 42370), (1784, 40850), (1900, 38356), (2150, 33896), (2230, 32680), (3268, 22300), (3440, 21185), (3568, 20425), (3800, 19178), (4085, 17840), (4237, 17200), (4300, 16948), (4460, 16340), (5575, 13072), (6536, 11150), (7600, 9589), (8170, 8920), (8474, 8600)]