90253980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:836

約数の個数: 96

約数和(自身を含む): 282166080

約数和(自身を除く): 191912100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 397, 421, 540, 794, 842, 1191, 1263, 1588, 1684, 1985, 2105, 2382, 2526, 3573, 3789, 3970, 4210, 4764, 5052, 5955, 6315, 7146, 7578, 7940, 8420, 10719, 11367, 11910, 12630, 14292, 15156, 17865, 18945, 21438, 22734, 23820, 25260, 35730, 37890, 42876, 45468, 53595, 56835, 71460, 75780, 107190, 113670, 167137, 214380, 227340, 334274, 501411, 668548, 835685, 1002822, 1504233, 1671370, 2005644, 2507055, 3008466, 3342740, 4512699, 5014110, 6016932, 7521165, 9025398, 10028220, 15042330, 18050796, 22563495, 30084660, 45126990, 90253980]

約数ペア:

[(1, 90253980), (2, 45126990), (3, 30084660), (4, 22563495), (5, 18050796), (6, 15042330), (9, 10028220), (10, 9025398), (12, 7521165), (15, 6016932), (18, 5014110), (20, 4512699), (27, 3342740), (30, 3008466), (36, 2507055), (45, 2005644), (54, 1671370), (60, 1504233), (90, 1002822), (108, 835685), (135, 668548), (180, 501411), (270, 334274), (397, 227340), (421, 214380), (540, 167137), (794, 113670), (842, 107190), (1191, 75780), (1263, 71460), (1588, 56835), (1684, 53595), (1985, 45468), (2105, 42876), (2382, 37890), (2526, 35730), (3573, 25260), (3789, 23820), (3970, 22734), (4210, 21438), (4764, 18945), (5052, 17865), (5955, 15156), (6315, 14292), (7146, 12630), (7578, 11910), (7940, 11367), (8420, 10719)]