161530920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{448697}}^1$

素因数の和:448714

約数の個数: 48

約数和(自身を含む): 524976660

約数和(自身を除く): 363445740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 448697, 897394, 1346091, 1794788, 2243485, 2692182, 3589576, 4038273, 4486970, 5384364, 6730455, 8076546, 8973940, 10768728, 13460910, 16153092, 17947880, 20191365, 26921820, 32306184, 40382730, 53843640, 80765460, 161530920]

約数ペア:

[(1, 161530920), (2, 80765460), (3, 53843640), (4, 40382730), (5, 32306184), (6, 26921820), (8, 20191365), (9, 17947880), (10, 16153092), (12, 13460910), (15, 10768728), (18, 8973940), (20, 8076546), (24, 6730455), (30, 5384364), (36, 4486970), (40, 4038273), (45, 3589576), (60, 2692182), (72, 2243485), (90, 1794788), (120, 1346091), (180, 897394), (360, 448697)]