155774220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370891}}^1$

素因数の和:370910

約数の個数: 48

約数和(自身を含む): 498478848

約数和(自身を除く): 342704628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 370891, 741782, 1112673, 1483564, 1854455, 2225346, 2596237, 3708910, 4450692, 5192474, 5563365, 7417820, 7788711, 10384948, 11126730, 12981185, 15577422, 22253460, 25962370, 31154844, 38943555, 51924740, 77887110, 155774220]

約数ペア:

[(1, 155774220), (2, 77887110), (3, 51924740), (4, 38943555), (5, 31154844), (6, 25962370), (7, 22253460), (10, 15577422), (12, 12981185), (14, 11126730), (15, 10384948), (20, 7788711), (21, 7417820), (28, 5563365), (30, 5192474), (35, 4450692), (42, 3708910), (60, 2596237), (70, 2225346), (84, 1854455), (105, 1483564), (140, 1112673), (210, 741782), (420, 370891)]