820069920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{63277}}^1$

素因数の和:63304

約数の個数: 120

約数和(自身を含む): 2894209164

約数和(自身を除く): 2074139244

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 63277, 126554, 189831, 253108, 316385, 379662, 506216, 569493, 632770, 759324, 949155, 1012432, 1138986, 1265540, 1518648, 1708479, 1898310, 2024864, 2277972, 2531080, 2847465, 3037296, 3416958, 3796620, 4555944, 5062160, 5125437, 5694930, 6074592, 6833916, 7593240, 8542395, 9111888, 10124320, 10250874, 11389860, 13667832, 15186480, 17084790, 18223776, 20501748, 22779720, 25627185, 27335664, 30372960, 34169580, 41003496, 45559440, 51254370, 54671328, 68339160, 82006992, 91118880, 102508740, 136678320, 164013984, 205017480, 273356640, 410034960, 820069920]

約数ペア:

[(1, 820069920), (2, 410034960), (3, 273356640), (4, 205017480), (5, 164013984), (6, 136678320), (8, 102508740), (9, 91118880), (10, 82006992), (12, 68339160), (15, 54671328), (16, 51254370), (18, 45559440), (20, 41003496), (24, 34169580), (27, 30372960), (30, 27335664), (32, 25627185), (36, 22779720), (40, 20501748), (45, 18223776), (48, 17084790), (54, 15186480), (60, 13667832), (72, 11389860), (80, 10250874), (81, 10124320), (90, 9111888), (96, 8542395), (108, 7593240), (120, 6833916), (135, 6074592), (144, 5694930), (160, 5125437), (162, 5062160), (180, 4555944), (216, 3796620), (240, 3416958), (270, 3037296), (288, 2847465), (324, 2531080), (360, 2277972), (405, 2024864), (432, 1898310), (480, 1708479), (540, 1518648), (648, 1265540), (720, 1138986), (810, 1012432), (864, 949155), (1080, 759324), (1296, 632770), (1440, 569493), (1620, 506216), (2160, 379662), (2592, 316385), (3240, 253108), (4320, 189831), (6480, 126554), (12960, 63277)]