20668627440

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1063201}}^1$

素因数の和:1063229

約数の個数: 120

約数和(自身を含む): 71983028208

約数和(自身を除く): 51314400768

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 1063201, 2126402, 3189603, 4252804, 5316005, 6379206, 8505608, 9568809, 10632010, 12758412, 15948015, 17011216, 19137618, 21264020, 25516824, 28706427, 31896030, 38275236, 42528040, 47844045, 51033648, 57412854, 63792060, 76550472, 85056080, 86119281, 95688090, 114825708, 127584120, 143532135, 153100944, 172238562, 191376180, 229651416, 255168240, 258357843, 287064270, 344477124, 382752360, 430596405, 459302832, 516715686, 574128540, 688954248, 765504720, 861192810, 1033431372, 1148257080, 1291789215, 1377908496, 1722385620, 2066862744, 2296514160, 2583578430, 3444771240, 4133725488, 5167156860, 6889542480, 10334313720, 20668627440]

約数ペア:

[(1, 20668627440), (2, 10334313720), (3, 6889542480), (4, 5167156860), (5, 4133725488), (6, 3444771240), (8, 2583578430), (9, 2296514160), (10, 2066862744), (12, 1722385620), (15, 1377908496), (16, 1291789215), (18, 1148257080), (20, 1033431372), (24, 861192810), (27, 765504720), (30, 688954248), (36, 574128540), (40, 516715686), (45, 459302832), (48, 430596405), (54, 382752360), (60, 344477124), (72, 287064270), (80, 258357843), (81, 255168240), (90, 229651416), (108, 191376180), (120, 172238562), (135, 153100944), (144, 143532135), (162, 127584120), (180, 114825708), (216, 95688090), (240, 86119281), (243, 85056080), (270, 76550472), (324, 63792060), (360, 57412854), (405, 51033648), (432, 47844045), (486, 42528040), (540, 38275236), (648, 31896030), (720, 28706427), (810, 25516824), (972, 21264020), (1080, 19137618), (1215, 17011216), (1296, 15948015), (1620, 12758412), (1944, 10632010), (2160, 9568809), (2430, 8505608), (3240, 6379206), (3888, 5316005), (4860, 4252804), (6480, 3189603), (9720, 2126402), (19440, 1063201)]