213828570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 570810240

約数和(自身を除く): 356981670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 109, 142, 213, 218, 307, 327, 355, 426, 545, 614, 639, 654, 710, 921, 981, 1065, 1090, 1278, 1535, 1635, 1842, 1962, 2130, 2763, 3070, 3195, 3270, 4605, 4905, 5526, 6390, 7739, 9210, 9810, 13815, 15478, 21797, 23217, 27630, 33463, 38695, 43594, 46434, 65391, 66926, 69651, 77390, 100389, 108985, 116085, 130782, 139302, 167315, 196173, 200778, 217970, 232170, 301167, 326955, 334630, 348255, 392346, 501945, 602334, 653910, 696510, 980865, 1003890, 1505835, 1961730, 2375873, 3011670, 4751746, 7127619, 11879365, 14255238, 21382857, 23758730, 35638095, 42765714, 71276190, 106914285, 213828570]

約数ペア:

[(1, 213828570), (2, 106914285), (3, 71276190), (5, 42765714), (6, 35638095), (9, 23758730), (10, 21382857), (15, 14255238), (18, 11879365), (30, 7127619), (45, 4751746), (71, 3011670), (90, 2375873), (109, 1961730), (142, 1505835), (213, 1003890), (218, 980865), (307, 696510), (327, 653910), (355, 602334), (426, 501945), (545, 392346), (614, 348255), (639, 334630), (654, 326955), (710, 301167), (921, 232170), (981, 217970), (1065, 200778), (1090, 196173), (1278, 167315), (1535, 139302), (1635, 130782), (1842, 116085), (1962, 108985), (2130, 100389), (2763, 77390), (3070, 69651), (3195, 66926), (3270, 65391), (4605, 46434), (4905, 43594), (5526, 38695), (6390, 33463), (7739, 27630), (9210, 23217), (9810, 21797), (13815, 15478)]