251330280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6607}}^1$

素因数の和:6938

約数の個数: 64

約数和(自身を含む): 756483840

約数和(自身を除く): 505153560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 317, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 6340, 6607, 7608, 9510, 12680, 13214, 19020, 19821, 26428, 33035, 38040, 39642, 52856, 66070, 79284, 99105, 132140, 158568, 198210, 264280, 396420, 792840, 2094419, 4188838, 6283257, 8377676, 10472095, 12566514, 16755352, 20944190, 25133028, 31416285, 41888380, 50266056, 62832570, 83776760, 125665140, 251330280]

約数ペア:

[(1, 251330280), (2, 125665140), (3, 83776760), (4, 62832570), (5, 50266056), (6, 41888380), (8, 31416285), (10, 25133028), (12, 20944190), (15, 16755352), (20, 12566514), (24, 10472095), (30, 8377676), (40, 6283257), (60, 4188838), (120, 2094419), (317, 792840), (634, 396420), (951, 264280), (1268, 198210), (1585, 158568), (1902, 132140), (2536, 99105), (3170, 79284), (3804, 66070), (4755, 52856), (6340, 39642), (6607, 38040), (7608, 33035), (9510, 26428), (12680, 19821), (13214, 19020)]