79702680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{821}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 239695200

約数和(自身を除く): 159992520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 809, 821, 1618, 1642, 2427, 2463, 3236, 3284, 4045, 4105, 4854, 4926, 6472, 6568, 8090, 8210, 9708, 9852, 12135, 12315, 16180, 16420, 19416, 19704, 24270, 24630, 32360, 32840, 48540, 49260, 97080, 98520, 664189, 1328378, 1992567, 2656756, 3320945, 3985134, 5313512, 6641890, 7970268, 9962835, 13283780, 15940536, 19925670, 26567560, 39851340, 79702680]

約数ペア:

[(1, 79702680), (2, 39851340), (3, 26567560), (4, 19925670), (5, 15940536), (6, 13283780), (8, 9962835), (10, 7970268), (12, 6641890), (15, 5313512), (20, 3985134), (24, 3320945), (30, 2656756), (40, 1992567), (60, 1328378), (120, 664189), (809, 98520), (821, 97080), (1618, 49260), (1642, 48540), (2427, 32840), (2463, 32360), (3236, 24630), (3284, 24270), (4045, 19704), (4105, 19416), (4854, 16420), (4926, 16180), (6472, 12315), (6568, 12135), (8090, 9852), (8210, 9708)]