1664291880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{8609}}^1$

素因数の和:8808

約数の個数: 128

約数和(自身を含む): 5579280000

約数和(自身を除く): 3914988120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 179, 180, 216, 270, 358, 360, 537, 540, 716, 895, 1074, 1080, 1432, 1611, 1790, 2148, 2685, 3222, 3580, 4296, 4833, 5370, 6444, 7160, 8055, 8609, 9666, 10740, 12888, 16110, 17218, 19332, 21480, 24165, 25827, 32220, 34436, 38664, 43045, 48330, 51654, 64440, 68872, 77481, 86090, 96660, 103308, 129135, 154962, 172180, 193320, 206616, 232443, 258270, 309924, 344360, 387405, 464886, 516540, 619848, 774810, 929772, 1033080, 1162215, 1541011, 1549620, 1859544, 2324430, 3082022, 3099240, 4623033, 4648860, 6164044, 7705055, 9246066, 9297720, 12328088, 13869099, 15410110, 18492132, 23115165, 27738198, 30820220, 36984264, 41607297, 46230330, 55476396, 61640440, 69345495, 83214594, 92460660, 110952792, 138690990, 166429188, 184921320, 208036485, 277381980, 332858376, 416072970, 554763960, 832145940, 1664291880]

約数ペア:

[(1, 1664291880), (2, 832145940), (3, 554763960), (4, 416072970), (5, 332858376), (6, 277381980), (8, 208036485), (9, 184921320), (10, 166429188), (12, 138690990), (15, 110952792), (18, 92460660), (20, 83214594), (24, 69345495), (27, 61640440), (30, 55476396), (36, 46230330), (40, 41607297), (45, 36984264), (54, 30820220), (60, 27738198), (72, 23115165), (90, 18492132), (108, 15410110), (120, 13869099), (135, 12328088), (179, 9297720), (180, 9246066), (216, 7705055), (270, 6164044), (358, 4648860), (360, 4623033), (537, 3099240), (540, 3082022), (716, 2324430), (895, 1859544), (1074, 1549620), (1080, 1541011), (1432, 1162215), (1611, 1033080), (1790, 929772), (2148, 774810), (2685, 619848), (3222, 516540), (3580, 464886), (4296, 387405), (4833, 344360), (5370, 309924), (6444, 258270), (7160, 232443), (8055, 206616), (8609, 193320), (9666, 172180), (10740, 154962), (12888, 129135), (16110, 103308), (17218, 96660), (19332, 86090), (21480, 77481), (24165, 68872), (25827, 64440), (32220, 51654), (34436, 48330), (38664, 43045)]