71513460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397297}}^1$

素因数の和:397312

約数の個数: 36

約数和(自身を含む): 216924708

約数和(自身を除く): 145411248

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397297, 794594, 1191891, 1589188, 1986485, 2383782, 3575673, 3972970, 4767564, 5959455, 7151346, 7945940, 11918910, 14302692, 17878365, 23837820, 35756730, 71513460]

約数ペア:

[(1, 71513460), (2, 35756730), (3, 23837820), (4, 17878365), (5, 14302692), (6, 11918910), (9, 7945940), (10, 7151346), (12, 5959455), (15, 4767564), (18, 3972970), (20, 3575673), (30, 2383782), (36, 1986485), (45, 1589188), (60, 1191891), (90, 794594), (180, 397297)]