247322560

素因数分解:

$2^6\times 5^1\times {\mathrm{811}}^1\times {\mathrm{953}}^1$

素因数の和:1781

約数の個数: 56

約数和(自身を含む): 590281776

約数和(自身を除く): 342959216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 811, 953, 1622, 1906, 3244, 3812, 4055, 4765, 6488, 7624, 8110, 9530, 12976, 15248, 16220, 19060, 25952, 30496, 32440, 38120, 51904, 60992, 64880, 76240, 129760, 152480, 259520, 304960, 772883, 1545766, 3091532, 3864415, 6183064, 7728830, 12366128, 15457660, 24732256, 30915320, 49464512, 61830640, 123661280, 247322560]

約数ペア:

[(1, 247322560), (2, 123661280), (4, 61830640), (5, 49464512), (8, 30915320), (10, 24732256), (16, 15457660), (20, 12366128), (32, 7728830), (40, 6183064), (64, 3864415), (80, 3091532), (160, 1545766), (320, 772883), (811, 304960), (953, 259520), (1622, 152480), (1906, 129760), (3244, 76240), (3812, 64880), (4055, 60992), (4765, 51904), (6488, 38120), (7624, 32440), (8110, 30496), (9530, 25952), (12976, 19060), (15248, 16220)]