156655520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139871}}^1$

素因数の和:139893

約数の個数: 48

約数和(自身を含む): 422972928

約数和(自身を除く): 266317408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 139871, 279742, 559484, 699355, 979097, 1118968, 1398710, 1958194, 2237936, 2797420, 3916388, 4475872, 4895485, 5594840, 7832776, 9790970, 11189680, 15665552, 19581940, 22379360, 31331104, 39163880, 78327760, 156655520]

約数ペア:

[(1, 156655520), (2, 78327760), (4, 39163880), (5, 31331104), (7, 22379360), (8, 19581940), (10, 15665552), (14, 11189680), (16, 9790970), (20, 7832776), (28, 5594840), (32, 4895485), (35, 4475872), (40, 3916388), (56, 2797420), (70, 2237936), (80, 1958194), (112, 1398710), (140, 1118968), (160, 979097), (224, 699355), (280, 559484), (560, 279742), (1120, 139871)]