215866920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1798891}}^1$

素因数の和:1798905

約数の個数: 32

約数和(自身を含む): 647601120

約数和(自身を除く): 431734200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1798891, 3597782, 5396673, 7195564, 8994455, 10793346, 14391128, 17988910, 21586692, 26983365, 35977820, 43173384, 53966730, 71955640, 107933460, 215866920]

約数ペア:

[(1, 215866920), (2, 107933460), (3, 71955640), (4, 53966730), (5, 43173384), (6, 35977820), (8, 26983365), (10, 21586692), (12, 17988910), (15, 14391128), (20, 10793346), (24, 8994455), (30, 7195564), (40, 5396673), (60, 3597782), (120, 1798891)]