171920940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{1723}}^1$

素因数の和:3398

約数の個数: 48

約数和(自身を含む): 481947648

約数和(自身を除く): 310026708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1663, 1723, 3326, 3446, 4989, 5169, 6652, 6892, 8315, 8615, 9978, 10338, 16630, 17230, 19956, 20676, 24945, 25845, 33260, 34460, 49890, 51690, 99780, 103380, 2865349, 5730698, 8596047, 11461396, 14326745, 17192094, 28653490, 34384188, 42980235, 57306980, 85960470, 171920940]

約数ペア:

[(1, 171920940), (2, 85960470), (3, 57306980), (4, 42980235), (5, 34384188), (6, 28653490), (10, 17192094), (12, 14326745), (15, 11461396), (20, 8596047), (30, 5730698), (60, 2865349), (1663, 103380), (1723, 99780), (3326, 51690), (3446, 49890), (4989, 34460), (5169, 33260), (6652, 25845), (6892, 24945), (8315, 20676), (8615, 19956), (9978, 17230), (10338, 16630)]