80757240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{672977}}^1$

素因数の和:672991

約数の個数: 32

約数和(自身を含む): 242272080

約数和(自身を除く): 161514840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 672977, 1345954, 2018931, 2691908, 3364885, 4037862, 5383816, 6729770, 8075724, 10094655, 13459540, 16151448, 20189310, 26919080, 40378620, 80757240]

約数ペア:

[(1, 80757240), (2, 40378620), (3, 26919080), (4, 20189310), (5, 16151448), (6, 13459540), (8, 10094655), (10, 8075724), (12, 6729770), (15, 5383816), (20, 4037862), (24, 3364885), (30, 2691908), (40, 2018931), (60, 1345954), (120, 672977)]