118686820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{743}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 292106304

約数和(自身を除く): 173419484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 163, 196, 245, 326, 490, 652, 743, 815, 980, 1141, 1486, 1630, 2282, 2972, 3260, 3715, 4564, 5201, 5705, 7430, 7987, 10402, 11410, 14860, 15974, 20804, 22820, 26005, 31948, 36407, 39935, 52010, 72814, 79870, 104020, 121109, 145628, 159740, 182035, 242218, 364070, 484436, 605545, 728140, 847763, 1211090, 1695526, 2422180, 3391052, 4238815, 5934341, 8477630, 11868682, 16955260, 23737364, 29671705, 59343410, 118686820]

約数ペア:

[(1, 118686820), (2, 59343410), (4, 29671705), (5, 23737364), (7, 16955260), (10, 11868682), (14, 8477630), (20, 5934341), (28, 4238815), (35, 3391052), (49, 2422180), (70, 1695526), (98, 1211090), (140, 847763), (163, 728140), (196, 605545), (245, 484436), (326, 364070), (490, 242218), (652, 182035), (743, 159740), (815, 145628), (980, 121109), (1141, 104020), (1486, 79870), (1630, 72814), (2282, 52010), (2972, 39935), (3260, 36407), (3715, 31948), (4564, 26005), (5201, 22820), (5705, 20804), (7430, 15974), (7987, 14860), (10402, 11410)]