118657420

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 291531744

約数和(自身を除く): 172874324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 353, 490, 686, 706, 980, 1372, 1412, 1715, 1765, 2401, 2471, 3430, 3530, 4802, 4942, 6860, 7060, 9604, 9884, 12005, 12355, 16807, 17297, 24010, 24710, 33614, 34594, 48020, 49420, 67228, 69188, 84035, 86485, 121079, 168070, 172970, 242158, 336140, 345940, 484316, 605395, 847553, 1210790, 1695106, 2421580, 3390212, 4237765, 5932871, 8475530, 11865742, 16951060, 23731484, 29664355, 59328710, 118657420]

約数ペア:

[(1, 118657420), (2, 59328710), (4, 29664355), (5, 23731484), (7, 16951060), (10, 11865742), (14, 8475530), (20, 5932871), (28, 4237765), (35, 3390212), (49, 2421580), (70, 1695106), (98, 1210790), (140, 847553), (196, 605395), (245, 484316), (343, 345940), (353, 336140), (490, 242158), (686, 172970), (706, 168070), (980, 121079), (1372, 86485), (1412, 84035), (1715, 69188), (1765, 67228), (2401, 49420), (2471, 48020), (3430, 34594), (3530, 33614), (4802, 24710), (4942, 24010), (6860, 17297), (7060, 16807), (9604, 12355), (9884, 12005)]