77135640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{642797}}^1$

素因数の和:642811

約数の個数: 32

約数和(自身を含む): 231407280

約数和(自身を除く): 154271640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 642797, 1285594, 1928391, 2571188, 3213985, 3856782, 5142376, 6427970, 7713564, 9641955, 12855940, 15427128, 19283910, 25711880, 38567820, 77135640]

約数ペア:

[(1, 77135640), (2, 38567820), (3, 25711880), (4, 19283910), (5, 15427128), (6, 12855940), (8, 9641955), (10, 7713564), (12, 6427970), (15, 5142376), (20, 3856782), (24, 3213985), (30, 2571188), (40, 1928391), (60, 1285594), (120, 642797)]