428156910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{9689}}^1$

素因数の和:10193

約数の個数: 48

約数和(自身を含む): 1115590320

約数和(自身を除く): 687433410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 982, 1473, 2455, 2946, 4419, 4910, 7365, 8838, 9689, 14730, 19378, 22095, 29067, 44190, 48445, 58134, 87201, 96890, 145335, 174402, 290670, 436005, 872010, 4757299, 9514598, 14271897, 23786495, 28543794, 42815691, 47572990, 71359485, 85631382, 142718970, 214078455, 428156910]

約数ペア:

[(1, 428156910), (2, 214078455), (3, 142718970), (5, 85631382), (6, 71359485), (9, 47572990), (10, 42815691), (15, 28543794), (18, 23786495), (30, 14271897), (45, 9514598), (90, 4757299), (491, 872010), (982, 436005), (1473, 290670), (2455, 174402), (2946, 145335), (4419, 96890), (4910, 87201), (7365, 58134), (8838, 48445), (9689, 44190), (14730, 29067), (19378, 22095)]