312942400

素因数分解:

$2^6\times 5^2\times {\mathrm{317}}^1\times {\mathrm{617}}^1$

素因数の和:956

約数の個数: 84

約数和(自身を含む): 773714988

約数和(自身を除く): 460772588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 317, 320, 400, 617, 634, 800, 1234, 1268, 1585, 1600, 2468, 2536, 3085, 3170, 4936, 5072, 6170, 6340, 7925, 9872, 10144, 12340, 12680, 15425, 15850, 19744, 20288, 24680, 25360, 30850, 31700, 39488, 49360, 50720, 61700, 63400, 98720, 101440, 123400, 126800, 195589, 197440, 246800, 253600, 391178, 493600, 507200, 782356, 977945, 987200, 1564712, 1955890, 3129424, 3911780, 4889725, 6258848, 7823560, 9779450, 12517696, 15647120, 19558900, 31294240, 39117800, 62588480, 78235600, 156471200, 312942400]

約数ペア:

[(1, 312942400), (2, 156471200), (4, 78235600), (5, 62588480), (8, 39117800), (10, 31294240), (16, 19558900), (20, 15647120), (25, 12517696), (32, 9779450), (40, 7823560), (50, 6258848), (64, 4889725), (80, 3911780), (100, 3129424), (160, 1955890), (200, 1564712), (317, 987200), (320, 977945), (400, 782356), (617, 507200), (634, 493600), (800, 391178), (1234, 253600), (1268, 246800), (1585, 197440), (1600, 195589), (2468, 126800), (2536, 123400), (3085, 101440), (3170, 98720), (4936, 63400), (5072, 61700), (6170, 50720), (6340, 49360), (7925, 39488), (9872, 31700), (10144, 30850), (12340, 25360), (12680, 24680), (15425, 20288), (15850, 19744)]