252536960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 658022400

約数和(自身を除く): 405485440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 239, 254, 260, 320, 416, 478, 508, 520, 635, 640, 832, 956, 1016, 1040, 1195, 1270, 1651, 1664, 1912, 2032, 2080, 2390, 2540, 3107, 3302, 3824, 4064, 4160, 4780, 5080, 6214, 6604, 7648, 8128, 8255, 8320, 9560, 10160, 12428, 13208, 15296, 15535, 16256, 16510, 19120, 20320, 24856, 26416, 30353, 30592, 31070, 33020, 38240, 40640, 49712, 52832, 60706, 62140, 66040, 76480, 81280, 99424, 105664, 121412, 124280, 132080, 151765, 152960, 198848, 211328, 242824, 248560, 264160, 303530, 394589, 397696, 485648, 497120, 528320, 607060, 789178, 971296, 994240, 1056640, 1214120, 1578356, 1942592, 1972945, 1988480, 2428240, 3156712, 3885184, 3945890, 4856480, 6313424, 7891780, 9712960, 12626848, 15783560, 19425920, 25253696, 31567120, 50507392, 63134240, 126268480, 252536960]

約数ペア:

[(1, 252536960), (2, 126268480), (4, 63134240), (5, 50507392), (8, 31567120), (10, 25253696), (13, 19425920), (16, 15783560), (20, 12626848), (26, 9712960), (32, 7891780), (40, 6313424), (52, 4856480), (64, 3945890), (65, 3885184), (80, 3156712), (104, 2428240), (127, 1988480), (128, 1972945), (130, 1942592), (160, 1578356), (208, 1214120), (239, 1056640), (254, 994240), (260, 971296), (320, 789178), (416, 607060), (478, 528320), (508, 497120), (520, 485648), (635, 397696), (640, 394589), (832, 303530), (956, 264160), (1016, 248560), (1040, 242824), (1195, 211328), (1270, 198848), (1651, 152960), (1664, 151765), (1912, 132080), (2032, 124280), (2080, 121412), (2390, 105664), (2540, 99424), (3107, 81280), (3302, 76480), (3824, 66040), (4064, 62140), (4160, 60706), (4780, 52832), (5080, 49712), (6214, 40640), (6604, 38240), (7648, 33020), (8128, 31070), (8255, 30592), (8320, 30353), (9560, 26416), (10160, 24856), (12428, 20320), (13208, 19120), (15296, 16510), (15535, 16256)]