30715160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15671}}^1$

素因数の和:15696

約数の個数: 48

約数和(自身を含む): 80397360

約数和(自身を除く): 49682200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15671, 31342, 62684, 78355, 109697, 125368, 156710, 219394, 313420, 438788, 548485, 626840, 767879, 877576, 1096970, 1535758, 2193940, 3071516, 3839395, 4387880, 6143032, 7678790, 15357580, 30715160]

約数ペア:

[(1, 30715160), (2, 15357580), (4, 7678790), (5, 6143032), (7, 4387880), (8, 3839395), (10, 3071516), (14, 2193940), (20, 1535758), (28, 1096970), (35, 877576), (40, 767879), (49, 626840), (56, 548485), (70, 438788), (98, 313420), (140, 219394), (196, 156710), (245, 125368), (280, 109697), (392, 78355), (490, 62684), (980, 31342), (1960, 15671)]