64756620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1571}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 197411760

約数和(自身を除く): 132655140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 1571, 2061, 2290, 2748, 3142, 3435, 4122, 4580, 4713, 6284, 6870, 7855, 8244, 9426, 10305, 13740, 14139, 15710, 18852, 20610, 23565, 28278, 31420, 41220, 47130, 56556, 70695, 94260, 141390, 282780, 359759, 719518, 1079277, 1439036, 1798795, 2158554, 3237831, 3597590, 4317108, 5396385, 6475662, 7195180, 10792770, 12951324, 16189155, 21585540, 32378310, 64756620]

約数ペア:

[(1, 64756620), (2, 32378310), (3, 21585540), (4, 16189155), (5, 12951324), (6, 10792770), (9, 7195180), (10, 6475662), (12, 5396385), (15, 4317108), (18, 3597590), (20, 3237831), (30, 2158554), (36, 1798795), (45, 1439036), (60, 1079277), (90, 719518), (180, 359759), (229, 282780), (458, 141390), (687, 94260), (916, 70695), (1145, 56556), (1374, 47130), (1571, 41220), (2061, 31420), (2290, 28278), (2748, 23565), (3142, 20610), (3435, 18852), (4122, 15710), (4580, 14139), (4713, 13740), (6284, 10305), (6870, 9426), (7855, 8244)]