394080

素因数分解:

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

素因数の和:839

約数の個数: 48

約数和(自身を含む): 1242864

約数和(自身を除く): 848784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 821, 1642, 2463, 3284, 4105, 4926, 6568, 8210, 9852, 12315, 13136, 16420, 19704, 24630, 26272, 32840, 39408, 49260, 65680, 78816, 98520, 131360, 197040, 394080]

約数ペア:

[(1, 394080), (2, 197040), (3, 131360), (4, 98520), (5, 78816), (6, 65680), (8, 49260), (10, 39408), (12, 32840), (15, 26272), (16, 24630), (20, 19704), (24, 16420), (30, 13136), (32, 12315), (40, 9852), (48, 8210), (60, 6568), (80, 4926), (96, 4105), (120, 3284), (160, 2463), (240, 1642), (480, 821)]