81268680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677239}}^1$

素因数の和:677253

約数の個数: 32

約数和(自身を含む): 243806400

約数和(自身を除く): 162537720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677239, 1354478, 2031717, 2708956, 3386195, 4063434, 5417912, 6772390, 8126868, 10158585, 13544780, 16253736, 20317170, 27089560, 40634340, 81268680]

約数ペア:

[(1, 81268680), (2, 40634340), (3, 27089560), (4, 20317170), (5, 16253736), (6, 13544780), (8, 10158585), (10, 8126868), (12, 6772390), (15, 5417912), (20, 4063434), (24, 3386195), (30, 2708956), (40, 2031717), (60, 1354478), (120, 677239)]