57751960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{863}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 91547240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 863, 956, 1195, 1673, 1726, 1912, 2390, 3346, 3452, 4315, 4780, 6041, 6692, 6904, 8365, 8630, 9560, 12082, 13384, 16730, 17260, 24164, 30205, 33460, 34520, 48328, 60410, 66920, 120820, 206257, 241640, 412514, 825028, 1031285, 1443799, 1650056, 2062570, 2887598, 4125140, 5775196, 7218995, 8250280, 11550392, 14437990, 28875980, 57751960]

約数ペア:

[(1, 57751960), (2, 28875980), (4, 14437990), (5, 11550392), (7, 8250280), (8, 7218995), (10, 5775196), (14, 4125140), (20, 2887598), (28, 2062570), (35, 1650056), (40, 1443799), (56, 1031285), (70, 825028), (140, 412514), (239, 241640), (280, 206257), (478, 120820), (863, 66920), (956, 60410), (1195, 48328), (1673, 34520), (1726, 33460), (1912, 30205), (2390, 24164), (3346, 17260), (3452, 16730), (4315, 13384), (4780, 12082), (6041, 9560), (6692, 8630), (6904, 8365)]