320436970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{3613}}^1$

素因数の和:3815

約数の個数: 48

約数和(自身を含む): 674849448

約数和(自身を除く): 354412478

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 181, 245, 362, 490, 905, 1267, 1810, 2534, 3613, 6335, 7226, 8869, 12670, 17738, 18065, 25291, 36130, 44345, 50582, 88690, 126455, 177037, 252910, 354074, 653953, 885185, 1307906, 1770370, 3269765, 4577671, 6539530, 9155342, 22888355, 32043697, 45776710, 64087394, 160218485, 320436970]

約数ペア:

[(1, 320436970), (2, 160218485), (5, 64087394), (7, 45776710), (10, 32043697), (14, 22888355), (35, 9155342), (49, 6539530), (70, 4577671), (98, 3269765), (181, 1770370), (245, 1307906), (362, 885185), (490, 653953), (905, 354074), (1267, 252910), (1810, 177037), (2534, 126455), (3613, 88690), (6335, 50582), (7226, 44345), (8869, 36130), (12670, 25291), (17738, 18065)]