70845880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{601}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 182911680

約数和(自身を除く): 112065800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 601, 842, 1202, 1684, 2105, 2404, 2947, 3005, 3368, 4207, 4210, 4808, 5894, 6010, 8414, 8420, 11788, 12020, 14735, 16828, 16840, 21035, 23576, 24040, 29470, 33656, 42070, 58940, 84140, 117880, 168280, 253021, 506042, 1012084, 1265105, 1771147, 2024168, 2530210, 3542294, 5060420, 7084588, 8855735, 10120840, 14169176, 17711470, 35422940, 70845880]

約数ペア:

[(1, 70845880), (2, 35422940), (4, 17711470), (5, 14169176), (7, 10120840), (8, 8855735), (10, 7084588), (14, 5060420), (20, 3542294), (28, 2530210), (35, 2024168), (40, 1771147), (56, 1265105), (70, 1012084), (140, 506042), (280, 253021), (421, 168280), (601, 117880), (842, 84140), (1202, 58940), (1684, 42070), (2105, 33656), (2404, 29470), (2947, 24040), (3005, 23576), (3368, 21035), (4207, 16840), (4210, 16828), (4808, 14735), (5894, 12020), (6010, 11788), (8414, 8420)]