254754880

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3331}}^1$

素因数の和:3587

約数の個数: 56

約数和(自身を含む): 609356160

約数和(自身を除く): 354601280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 956, 1195, 1912, 2390, 3331, 3824, 4780, 6662, 7648, 9560, 13324, 15296, 16655, 19120, 26648, 33310, 38240, 53296, 66620, 76480, 106592, 133240, 213184, 266480, 532960, 796109, 1065920, 1592218, 3184436, 3980545, 6368872, 7961090, 12737744, 15922180, 25475488, 31844360, 50950976, 63688720, 127377440, 254754880]

約数ペア:

[(1, 254754880), (2, 127377440), (4, 63688720), (5, 50950976), (8, 31844360), (10, 25475488), (16, 15922180), (20, 12737744), (32, 7961090), (40, 6368872), (64, 3980545), (80, 3184436), (160, 1592218), (239, 1065920), (320, 796109), (478, 532960), (956, 266480), (1195, 213184), (1912, 133240), (2390, 106592), (3331, 76480), (3824, 66620), (4780, 53296), (6662, 38240), (7648, 33310), (9560, 26648), (13324, 19120), (15296, 16655)]