315057280

素因数分解:

$2^7\times 5^1\times {\mathrm{607}}^1\times {\mathrm{811}}^1$

素因数の和:1437

約数の個数: 64

約数和(自身を含む): 755354880

約数和(自身を除く): 440297600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 607, 640, 811, 1214, 1622, 2428, 3035, 3244, 4055, 4856, 6070, 6488, 8110, 9712, 12140, 12976, 16220, 19424, 24280, 25952, 32440, 38848, 48560, 51904, 64880, 77696, 97120, 103808, 129760, 194240, 259520, 388480, 492277, 519040, 984554, 1969108, 2461385, 3938216, 4922770, 7876432, 9845540, 15752864, 19691080, 31505728, 39382160, 63011456, 78764320, 157528640, 315057280]

約数ペア:

[(1, 315057280), (2, 157528640), (4, 78764320), (5, 63011456), (8, 39382160), (10, 31505728), (16, 19691080), (20, 15752864), (32, 9845540), (40, 7876432), (64, 4922770), (80, 3938216), (128, 2461385), (160, 1969108), (320, 984554), (607, 519040), (640, 492277), (811, 388480), (1214, 259520), (1622, 194240), (2428, 129760), (3035, 103808), (3244, 97120), (4055, 77696), (4856, 64880), (6070, 51904), (6488, 48560), (8110, 38848), (9712, 32440), (12140, 25952), (12976, 24280), (16220, 19424)]