305428870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{7577}}^1$

素因数の和:7752

約数の個数: 32

約数和(自身を含む): 572896800

約数和(自身を除く): 267467930

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 695, 1390, 4031, 7577, 8062, 15154, 20155, 37885, 40310, 75770, 219733, 439466, 1053203, 1098665, 2106406, 2197330, 5266015, 10532030, 30542887, 61085774, 152714435, 305428870]

約数ペア:

[(1, 305428870), (2, 152714435), (5, 61085774), (10, 30542887), (29, 10532030), (58, 5266015), (139, 2197330), (145, 2106406), (278, 1098665), (290, 1053203), (695, 439466), (1390, 219733), (4031, 75770), (7577, 40310), (8062, 37885), (15154, 20155)]