169355620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 413913024

約数和(自身を除く): 244557404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 227, 292, 365, 454, 511, 730, 908, 1022, 1135, 1460, 1589, 2044, 2270, 2555, 3178, 4540, 5110, 5329, 6356, 7945, 10220, 10658, 15890, 16571, 21316, 26645, 31780, 33142, 37303, 53290, 66284, 74606, 82855, 106580, 115997, 149212, 165710, 186515, 231994, 331420, 373030, 463988, 579985, 746060, 1159970, 1209683, 2319940, 2419366, 4838732, 6048415, 8467781, 12096830, 16935562, 24193660, 33871124, 42338905, 84677810, 169355620]

約数ペア:

[(1, 169355620), (2, 84677810), (4, 42338905), (5, 33871124), (7, 24193660), (10, 16935562), (14, 12096830), (20, 8467781), (28, 6048415), (35, 4838732), (70, 2419366), (73, 2319940), (140, 1209683), (146, 1159970), (227, 746060), (292, 579985), (365, 463988), (454, 373030), (511, 331420), (730, 231994), (908, 186515), (1022, 165710), (1135, 149212), (1460, 115997), (1589, 106580), (2044, 82855), (2270, 74606), (2555, 66284), (3178, 53290), (4540, 37303), (5110, 33142), (5329, 31780), (6356, 26645), (7945, 21316), (10220, 16571), (10658, 15890)]