19647956880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27288829}}^1$

素因数の和:27288848

約数の個数: 60

約数和(自身を含む): 65984390940

約数和(自身を除く): 46336434060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27288829, 54577658, 81866487, 109155316, 136444145, 163732974, 218310632, 245599461, 272888290, 327465948, 409332435, 436621264, 491198922, 545776580, 654931896, 818664870, 982397844, 1091553160, 1227997305, 1309863792, 1637329740, 1964795688, 2183106320, 2455994610, 3274659480, 3929591376, 4911989220, 6549318960, 9823978440, 19647956880]

約数ペア:

[(1, 19647956880), (2, 9823978440), (3, 6549318960), (4, 4911989220), (5, 3929591376), (6, 3274659480), (8, 2455994610), (9, 2183106320), (10, 1964795688), (12, 1637329740), (15, 1309863792), (16, 1227997305), (18, 1091553160), (20, 982397844), (24, 818664870), (30, 654931896), (36, 545776580), (40, 491198922), (45, 436621264), (48, 409332435), (60, 327465948), (72, 272888290), (80, 245599461), (90, 218310632), (120, 163732974), (144, 136444145), (180, 109155316), (240, 81866487), (360, 54577658), (720, 27288829)]