155222480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277183}}^1$

素因数の和:277203

約数の個数: 40

約数和(自身を含む): 412449792

約数和(自身を除く): 257227312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 277183, 554366, 1108732, 1385915, 1940281, 2217464, 2771830, 3880562, 4434928, 5543660, 7761124, 9701405, 11087320, 15522248, 19402810, 22174640, 31044496, 38805620, 77611240, 155222480]

約数ペア:

[(1, 155222480), (2, 77611240), (4, 38805620), (5, 31044496), (7, 22174640), (8, 19402810), (10, 15522248), (14, 11087320), (16, 9701405), (20, 7761124), (28, 5543660), (35, 4434928), (40, 3880562), (56, 2771830), (70, 2217464), (80, 1940281), (112, 1385915), (140, 1108732), (280, 554366), (560, 277183)]