315067760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{562621}}^1$

素因数の和:562641

約数の個数: 40

約数和(自身を含む): 837181536

約数和(自身を除く): 522113776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 562621, 1125242, 2250484, 2813105, 3938347, 4500968, 5626210, 7876694, 9001936, 11252420, 15753388, 19691735, 22504840, 31506776, 39383470, 45009680, 63013552, 78766940, 157533880, 315067760]

約数ペア:

[(1, 315067760), (2, 157533880), (4, 78766940), (5, 63013552), (7, 45009680), (8, 39383470), (10, 31506776), (14, 22504840), (16, 19691735), (20, 15753388), (28, 11252420), (35, 9001936), (40, 7876694), (56, 5626210), (70, 4500968), (80, 3938347), (112, 2813105), (140, 2250484), (280, 1125242), (560, 562621)]