20451519360

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1183537}}^1$

素因数の和:1183565

約数の個数: 128

約数和(自身を含む): 72432525600

約数和(自身を除く): 51981006240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1183537, 2367074, 3550611, 4734148, 5917685, 7101222, 9468296, 10651833, 11835370, 14202444, 17753055, 18936592, 21303666, 23670740, 28404888, 31955499, 35506110, 37873184, 42607332, 47341480, 53259165, 56809776, 63910998, 71012220, 75746368, 85214664, 94682960, 106518330, 113619552, 127821996, 142024440, 151492736, 159777495, 170429328, 189365920, 213036660, 227239104, 255643992, 284048880, 319554990, 340858656, 378731840, 426073320, 454478208, 511287984, 568097760, 639109980, 681717312, 757463680, 852146640, 1022575968, 1136195520, 1278219960, 1363434624, 1704293280, 2045151936, 2272391040, 2556439920, 3408586560, 4090303872, 5112879840, 6817173120, 10225759680, 20451519360]

約数ペア:

[(1, 20451519360), (2, 10225759680), (3, 6817173120), (4, 5112879840), (5, 4090303872), (6, 3408586560), (8, 2556439920), (9, 2272391040), (10, 2045151936), (12, 1704293280), (15, 1363434624), (16, 1278219960), (18, 1136195520), (20, 1022575968), (24, 852146640), (27, 757463680), (30, 681717312), (32, 639109980), (36, 568097760), (40, 511287984), (45, 454478208), (48, 426073320), (54, 378731840), (60, 340858656), (64, 319554990), (72, 284048880), (80, 255643992), (90, 227239104), (96, 213036660), (108, 189365920), (120, 170429328), (128, 159777495), (135, 151492736), (144, 142024440), (160, 127821996), (180, 113619552), (192, 106518330), (216, 94682960), (240, 85214664), (270, 75746368), (288, 71012220), (320, 63910998), (360, 56809776), (384, 53259165), (432, 47341480), (480, 42607332), (540, 37873184), (576, 35506110), (640, 31955499), (720, 28404888), (864, 23670740), (960, 21303666), (1080, 18936592), (1152, 17753055), (1440, 14202444), (1728, 11835370), (1920, 10651833), (2160, 9468296), (2880, 7101222), (3456, 5917685), (4320, 4734148), (5760, 3550611), (8640, 2367074), (17280, 1183537)]