165280480

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27919}}^1$

素因数の和:27971

約数の個数: 48

約数和(自身を含む): 401042880

約数和(自身を除く): 235762400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 27919, 55838, 111676, 139595, 223352, 279190, 446704, 558380, 893408, 1033003, 1116760, 2066006, 2233520, 4132012, 4467040, 5165015, 8264024, 10330030, 16528048, 20660060, 33056096, 41320120, 82640240, 165280480]

約数ペア:

[(1, 165280480), (2, 82640240), (4, 41320120), (5, 33056096), (8, 20660060), (10, 16528048), (16, 10330030), (20, 8264024), (32, 5165015), (37, 4467040), (40, 4132012), (74, 2233520), (80, 2066006), (148, 1116760), (160, 1033003), (185, 893408), (296, 558380), (370, 446704), (592, 279190), (740, 223352), (1184, 139595), (1480, 111676), (2960, 55838), (5920, 27919)]