320562240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2549}}^1$

素因数の和:2700

約数の個数: 112

約数和(自身を含む): 1025956800

約数和(自身を除く): 705394560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 240, 262, 320, 393, 480, 524, 655, 786, 960, 1048, 1310, 1572, 1965, 2096, 2549, 2620, 3144, 3930, 4192, 5098, 5240, 6288, 7647, 7860, 8384, 10196, 10480, 12576, 12745, 15294, 15720, 20392, 20960, 25152, 25490, 30588, 31440, 38235, 40784, 41920, 50980, 61176, 62880, 76470, 81568, 101960, 122352, 125760, 152940, 163136, 203920, 244704, 305880, 333919, 407840, 489408, 611760, 667838, 815680, 1001757, 1223520, 1335676, 1669595, 2003514, 2447040, 2671352, 3339190, 4007028, 5008785, 5342704, 6678380, 8014056, 10017570, 10685408, 13356760, 16028112, 20035140, 21370816, 26713520, 32056224, 40070280, 53427040, 64112448, 80140560, 106854080, 160281120, 320562240]

約数ペア:

[(1, 320562240), (2, 160281120), (3, 106854080), (4, 80140560), (5, 64112448), (6, 53427040), (8, 40070280), (10, 32056224), (12, 26713520), (15, 21370816), (16, 20035140), (20, 16028112), (24, 13356760), (30, 10685408), (32, 10017570), (40, 8014056), (48, 6678380), (60, 5342704), (64, 5008785), (80, 4007028), (96, 3339190), (120, 2671352), (131, 2447040), (160, 2003514), (192, 1669595), (240, 1335676), (262, 1223520), (320, 1001757), (393, 815680), (480, 667838), (524, 611760), (655, 489408), (786, 407840), (960, 333919), (1048, 305880), (1310, 244704), (1572, 203920), (1965, 163136), (2096, 152940), (2549, 125760), (2620, 122352), (3144, 101960), (3930, 81568), (4192, 76470), (5098, 62880), (5240, 61176), (6288, 50980), (7647, 41920), (7860, 40784), (8384, 38235), (10196, 31440), (10480, 30588), (12576, 25490), (12745, 25152), (15294, 20960), (15720, 20392)]