21443944560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89349769}}^1$

素因数の和:89349785

約数の個数: 40

約数和(自身を含む): 66476228880

約数和(自身を除く): 45032284320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 89349769, 178699538, 268049307, 357399076, 446748845, 536098614, 714798152, 893497690, 1072197228, 1340246535, 1429596304, 1786995380, 2144394456, 2680493070, 3573990760, 4288788912, 5360986140, 7147981520, 10721972280, 21443944560]

約数ペア:

[(1, 21443944560), (2, 10721972280), (3, 7147981520), (4, 5360986140), (5, 4288788912), (6, 3573990760), (8, 2680493070), (10, 2144394456), (12, 1786995380), (15, 1429596304), (16, 1340246535), (20, 1072197228), (24, 893497690), (30, 714798152), (40, 536098614), (48, 446748845), (60, 357399076), (80, 268049307), (120, 178699538), (240, 89349769)]