80140560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2549}}^1$

素因数の和:2696

約数の個数: 80

約数和(自身を含む): 250430400

約数和(自身を除く): 170289840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2549, 2620, 3144, 3930, 5098, 5240, 6288, 7647, 7860, 10196, 10480, 12745, 15294, 15720, 20392, 25490, 30588, 31440, 38235, 40784, 50980, 61176, 76470, 101960, 122352, 152940, 203920, 305880, 333919, 611760, 667838, 1001757, 1335676, 1669595, 2003514, 2671352, 3339190, 4007028, 5008785, 5342704, 6678380, 8014056, 10017570, 13356760, 16028112, 20035140, 26713520, 40070280, 80140560]

約数ペア:

[(1, 80140560), (2, 40070280), (3, 26713520), (4, 20035140), (5, 16028112), (6, 13356760), (8, 10017570), (10, 8014056), (12, 6678380), (15, 5342704), (16, 5008785), (20, 4007028), (24, 3339190), (30, 2671352), (40, 2003514), (48, 1669595), (60, 1335676), (80, 1001757), (120, 667838), (131, 611760), (240, 333919), (262, 305880), (393, 203920), (524, 152940), (655, 122352), (786, 101960), (1048, 76470), (1310, 61176), (1572, 50980), (1965, 40784), (2096, 38235), (2549, 31440), (2620, 30588), (3144, 25490), (3930, 20392), (5098, 15720), (5240, 15294), (6288, 12745), (7647, 10480), (7860, 10196)]