71555940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{132511}}^1$

素因数の和:132529

約数の個数: 48

約数和(自身を含む): 222620160

約数和(自身を除く): 151064220

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, 132511, 265022, 397533, 530044, 662555, 795066, 1192599, 1325110, 1590132, 1987665, 2385198, 2650220, 3577797, 3975330, 4770396, 5962995, 7155594, 7950660, 11925990, 14311188, 17888985, 23851980, 35777970, 71555940]

約数ペア:

[(1, 71555940), (2, 35777970), (3, 23851980), (4, 17888985), (5, 14311188), (6, 11925990), (9, 7950660), (10, 7155594), (12, 5962995), (15, 4770396), (18, 3975330), (20, 3577797), (27, 2650220), (30, 2385198), (36, 1987665), (45, 1590132), (54, 1325110), (60, 1192599), (90, 795066), (108, 662555), (135, 530044), (180, 397533), (270, 265022), (540, 132511)]