230961640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 646652160

約数和(自身を除く): 415690520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 107, 130, 140, 182, 214, 260, 280, 364, 428, 455, 520, 535, 593, 728, 749, 856, 910, 1070, 1186, 1391, 1498, 1820, 2140, 2372, 2782, 2965, 2996, 3640, 3745, 4151, 4280, 4744, 5564, 5930, 5992, 6955, 7490, 7709, 8302, 9737, 11128, 11860, 13910, 14980, 15418, 16604, 19474, 20755, 23720, 27820, 29960, 30836, 33208, 38545, 38948, 41510, 48685, 53963, 55640, 61672, 63451, 77090, 77896, 83020, 97370, 107926, 126902, 154180, 166040, 194740, 215852, 253804, 269815, 308360, 317255, 389480, 431704, 444157, 507608, 539630, 634510, 824863, 888314, 1079260, 1269020, 1649726, 1776628, 2158520, 2220785, 2538040, 3299452, 3553256, 4124315, 4441570, 5774041, 6598904, 8248630, 8883140, 11548082, 16497260, 17766280, 23096164, 28870205, 32994520, 46192328, 57740410, 115480820, 230961640]

約数ペア:

[(1, 230961640), (2, 115480820), (4, 57740410), (5, 46192328), (7, 32994520), (8, 28870205), (10, 23096164), (13, 17766280), (14, 16497260), (20, 11548082), (26, 8883140), (28, 8248630), (35, 6598904), (40, 5774041), (52, 4441570), (56, 4124315), (65, 3553256), (70, 3299452), (91, 2538040), (104, 2220785), (107, 2158520), (130, 1776628), (140, 1649726), (182, 1269020), (214, 1079260), (260, 888314), (280, 824863), (364, 634510), (428, 539630), (455, 507608), (520, 444157), (535, 431704), (593, 389480), (728, 317255), (749, 308360), (856, 269815), (910, 253804), (1070, 215852), (1186, 194740), (1391, 166040), (1498, 154180), (1820, 126902), (2140, 107926), (2372, 97370), (2782, 83020), (2965, 77896), (2996, 77090), (3640, 63451), (3745, 61672), (4151, 55640), (4280, 53963), (4744, 48685), (5564, 41510), (5930, 38948), (5992, 38545), (6955, 33208), (7490, 30836), (7709, 29960), (8302, 27820), (9737, 23720), (11128, 20755), (11860, 19474), (13910, 16604), (14980, 15418)]