2140560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{991}}^1$

素因数の和:1013

約数の個数: 80

約数和(自身を含む): 7380480

約数和(自身を除く): 5239920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 991, 1080, 1982, 2160, 2973, 3964, 4955, 5946, 7928, 8919, 9910, 11892, 14865, 15856, 17838, 19820, 23784, 26757, 29730, 35676, 39640, 44595, 47568, 53514, 59460, 71352, 79280, 89190, 107028, 118920, 133785, 142704, 178380, 214056, 237840, 267570, 356760, 428112, 535140, 713520, 1070280, 2140560]

約数ペア:

[(1, 2140560), (2, 1070280), (3, 713520), (4, 535140), (5, 428112), (6, 356760), (8, 267570), (9, 237840), (10, 214056), (12, 178380), (15, 142704), (16, 133785), (18, 118920), (20, 107028), (24, 89190), (27, 79280), (30, 71352), (36, 59460), (40, 53514), (45, 47568), (48, 44595), (54, 39640), (60, 35676), (72, 29730), (80, 26757), (90, 23784), (108, 19820), (120, 17838), (135, 15856), (144, 14865), (180, 11892), (216, 9910), (240, 8919), (270, 7928), (360, 5946), (432, 4955), (540, 3964), (720, 2973), (991, 2160), (1080, 1982)]