320698440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{98981}}^1$

素因数の和:99004

約数の個数: 80

約数和(自身を含む): 1077913980

約数和(自身を除く): 757215540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 98981, 197962, 296943, 395924, 494905, 593886, 791848, 890829, 989810, 1187772, 1484715, 1781658, 1979620, 2375544, 2672487, 2969430, 3563316, 3959240, 4454145, 5344974, 5938860, 7126632, 8017461, 8908290, 10689948, 11877720, 13362435, 16034922, 17816580, 21379896, 26724870, 32069844, 35633160, 40087305, 53449740, 64139688, 80174610, 106899480, 160349220, 320698440]

約数ペア:

[(1, 320698440), (2, 160349220), (3, 106899480), (4, 80174610), (5, 64139688), (6, 53449740), (8, 40087305), (9, 35633160), (10, 32069844), (12, 26724870), (15, 21379896), (18, 17816580), (20, 16034922), (24, 13362435), (27, 11877720), (30, 10689948), (36, 8908290), (40, 8017461), (45, 7126632), (54, 5938860), (60, 5344974), (72, 4454145), (81, 3959240), (90, 3563316), (108, 2969430), (120, 2672487), (135, 2375544), (162, 1979620), (180, 1781658), (216, 1484715), (270, 1187772), (324, 989810), (360, 890829), (405, 791848), (540, 593886), (648, 494905), (810, 395924), (1080, 296943), (1620, 197962), (3240, 98981)]