81838620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151553}}^1$

素因数の和:151571

約数の個数: 48

約数和(自身を含む): 254610720

約数和(自身を除く): 172772100

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, 151553, 303106, 454659, 606212, 757765, 909318, 1363977, 1515530, 1818636, 2273295, 2727954, 3031060, 4091931, 4546590, 5455908, 6819885, 8183862, 9093180, 13639770, 16367724, 20459655, 27279540, 40919310, 81838620]

約数ペア:

[(1, 81838620), (2, 40919310), (3, 27279540), (4, 20459655), (5, 16367724), (6, 13639770), (9, 9093180), (10, 8183862), (12, 6819885), (15, 5455908), (18, 4546590), (20, 4091931), (27, 3031060), (30, 2727954), (36, 2273295), (45, 1818636), (54, 1515530), (60, 1363977), (90, 909318), (108, 757765), (135, 606212), (180, 454659), (270, 303106), (540, 151553)]