278354880

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{10739}}^1$

素因数の和:10768

約数の個数: 140

約数和(自身を含む): 990249480

約数和(自身を除く): 711894600

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 10739, 12960, 21478, 25920, 32217, 42956, 53695, 64434, 85912, 96651, 107390, 128868, 161085, 171824, 193302, 214780, 257736, 289953, 322170, 343648, 386604, 429560, 483255, 515472, 579906, 644340, 687296, 773208, 859120, 869859, 966510, 1030944, 1159812, 1288680, 1449765, 1546416, 1718240, 1739718, 1933020, 2061888, 2319624, 2577360, 2899530, 3092832, 3436480, 3479436, 3866040, 4349295, 4639248, 5154720, 5799060, 6185664, 6958872, 7732080, 8698590, 9278496, 10309440, 11598120, 13917744, 15464160, 17397180, 18556992, 23196240, 27835488, 30928320, 34794360, 46392480, 55670976, 69588720, 92784960, 139177440, 278354880]

約数ペア:

[(1, 278354880), (2, 139177440), (3, 92784960), (4, 69588720), (5, 55670976), (6, 46392480), (8, 34794360), (9, 30928320), (10, 27835488), (12, 23196240), (15, 18556992), (16, 17397180), (18, 15464160), (20, 13917744), (24, 11598120), (27, 10309440), (30, 9278496), (32, 8698590), (36, 7732080), (40, 6958872), (45, 6185664), (48, 5799060), (54, 5154720), (60, 4639248), (64, 4349295), (72, 3866040), (80, 3479436), (81, 3436480), (90, 3092832), (96, 2899530), (108, 2577360), (120, 2319624), (135, 2061888), (144, 1933020), (160, 1739718), (162, 1718240), (180, 1546416), (192, 1449765), (216, 1288680), (240, 1159812), (270, 1030944), (288, 966510), (320, 869859), (324, 859120), (360, 773208), (405, 687296), (432, 644340), (480, 579906), (540, 515472), (576, 483255), (648, 429560), (720, 386604), (810, 343648), (864, 322170), (960, 289953), (1080, 257736), (1296, 214780), (1440, 193302), (1620, 171824), (1728, 161085), (2160, 128868), (2592, 107390), (2880, 96651), (3240, 85912), (4320, 64434), (5184, 53695), (6480, 42956), (8640, 32217), (10739, 25920), (12960, 21478)]