90254220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{214891}}^1$

素因数の和:214910

約数の個数: 48

約数和(自身を含む): 288814848

約数和(自身を除く): 198560628

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, 214891, 429782, 644673, 859564, 1074455, 1289346, 1504237, 2148910, 2578692, 3008474, 3223365, 4297820, 4512711, 6016948, 6446730, 7521185, 9025422, 12893460, 15042370, 18050844, 22563555, 30084740, 45127110, 90254220]

約数ペア:

[(1, 90254220), (2, 45127110), (3, 30084740), (4, 22563555), (5, 18050844), (6, 15042370), (7, 12893460), (10, 9025422), (12, 7521185), (14, 6446730), (15, 6016948), (20, 4512711), (21, 4297820), (28, 3223365), (30, 3008474), (35, 2578692), (42, 2148910), (60, 1504237), (70, 1289346), (84, 1074455), (105, 859564), (140, 644673), (210, 429782), (420, 214891)]