8635140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{15991}}^1$

素因数の和:16009

約数の個数: 48

約数和(自身を含む): 26866560

約数和(自身を除く): 18231420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 15991, 31982, 47973, 63964, 79955, 95946, 143919, 159910, 191892, 239865, 287838, 319820, 431757, 479730, 575676, 719595, 863514, 959460, 1439190, 1727028, 2158785, 2878380, 4317570, 8635140]

約数ペア:

[(1, 8635140), (2, 4317570), (3, 2878380), (4, 2158785), (5, 1727028), (6, 1439190), (9, 959460), (10, 863514), (12, 719595), (15, 575676), (18, 479730), (20, 431757), (27, 319820), (30, 287838), (36, 239865), (45, 191892), (54, 159910), (60, 143919), (90, 95946), (108, 79955), (135, 63964), (180, 47973), (270, 31982), (540, 15991)]