578040660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{3221}}^1$

素因数の和:4233

約数の個数: 72

約数和(自身を含む): 1755693576

約数和(自身を除く): 1177652916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 997, 1994, 2991, 3221, 3988, 4985, 5982, 6442, 8973, 9663, 9970, 11964, 12884, 14955, 16105, 17946, 19326, 19940, 28989, 29910, 32210, 35892, 38652, 44865, 48315, 57978, 59820, 64420, 89730, 96630, 115956, 144945, 179460, 193260, 289890, 579780, 3211337, 6422674, 9634011, 12845348, 16056685, 19268022, 28902033, 32113370, 38536044, 48170055, 57804066, 64226740, 96340110, 115608132, 144510165, 192680220, 289020330, 578040660]

約数ペア:

[(1, 578040660), (2, 289020330), (3, 192680220), (4, 144510165), (5, 115608132), (6, 96340110), (9, 64226740), (10, 57804066), (12, 48170055), (15, 38536044), (18, 32113370), (20, 28902033), (30, 19268022), (36, 16056685), (45, 12845348), (60, 9634011), (90, 6422674), (180, 3211337), (997, 579780), (1994, 289890), (2991, 193260), (3221, 179460), (3988, 144945), (4985, 115956), (5982, 96630), (6442, 89730), (8973, 64420), (9663, 59820), (9970, 57978), (11964, 48315), (12884, 44865), (14955, 38652), (16105, 35892), (17946, 32210), (19326, 29910), (19940, 28989)]