821936160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{63421}}^1$

素因数の和:63448

約数の個数: 120

約数和(自身を含む): 2900795436

約数和(自身を除く): 2078859276

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, 63421, 126842, 190263, 253684, 317105, 380526, 507368, 570789, 634210, 761052, 951315, 1014736, 1141578, 1268420, 1522104, 1712367, 1902630, 2029472, 2283156, 2536840, 2853945, 3044208, 3424734, 3805260, 4566312, 5073680, 5137101, 5707890, 6088416, 6849468, 7610520, 8561835, 9132624, 10147360, 10274202, 11415780, 13698936, 15221040, 17123670, 18265248, 20548404, 22831560, 25685505, 27397872, 30442080, 34247340, 41096808, 45663120, 51371010, 54795744, 68494680, 82193616, 91326240, 102742020, 136989360, 164387232, 205484040, 273978720, 410968080, 821936160]

約数ペア:

[(1, 821936160), (2, 410968080), (3, 273978720), (4, 205484040), (5, 164387232), (6, 136989360), (8, 102742020), (9, 91326240), (10, 82193616), (12, 68494680), (15, 54795744), (16, 51371010), (18, 45663120), (20, 41096808), (24, 34247340), (27, 30442080), (30, 27397872), (32, 25685505), (36, 22831560), (40, 20548404), (45, 18265248), (48, 17123670), (54, 15221040), (60, 13698936), (72, 11415780), (80, 10274202), (81, 10147360), (90, 9132624), (96, 8561835), (108, 7610520), (120, 6849468), (135, 6088416), (144, 5707890), (160, 5137101), (162, 5073680), (180, 4566312), (216, 3805260), (240, 3424734), (270, 3044208), (288, 2853945), (324, 2536840), (360, 2283156), (405, 2029472), (432, 1902630), (480, 1712367), (540, 1522104), (648, 1268420), (720, 1141578), (810, 1014736), (864, 951315), (1080, 761052), (1296, 634210), (1440, 570789), (1620, 507368), (2160, 380526), (2592, 317105), (3240, 253684), (4320, 190263), (6480, 126842), (12960, 63421)]