72647760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{719}}^1$

素因数の和:1156

約数の個数: 80

約数和(自身を含む): 226056960

約数和(自身を除く): 153409200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 719, 842, 1263, 1438, 1684, 2105, 2157, 2526, 2876, 3368, 3595, 4210, 4314, 5052, 5752, 6315, 6736, 7190, 8420, 8628, 10104, 10785, 11504, 12630, 14380, 16840, 17256, 20208, 21570, 25260, 28760, 33680, 34512, 43140, 50520, 57520, 86280, 101040, 172560, 302699, 605398, 908097, 1210796, 1513495, 1816194, 2421592, 3026990, 3632388, 4540485, 4843184, 6053980, 7264776, 9080970, 12107960, 14529552, 18161940, 24215920, 36323880, 72647760]

約数ペア:

[(1, 72647760), (2, 36323880), (3, 24215920), (4, 18161940), (5, 14529552), (6, 12107960), (8, 9080970), (10, 7264776), (12, 6053980), (15, 4843184), (16, 4540485), (20, 3632388), (24, 3026990), (30, 2421592), (40, 1816194), (48, 1513495), (60, 1210796), (80, 908097), (120, 605398), (240, 302699), (421, 172560), (719, 101040), (842, 86280), (1263, 57520), (1438, 50520), (1684, 43140), (2105, 34512), (2157, 33680), (2526, 28760), (2876, 25260), (3368, 21570), (3595, 20208), (4210, 17256), (4314, 16840), (5052, 14380), (5752, 12630), (6315, 11504), (6736, 10785), (7190, 10104), (8420, 8628)]