256367520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5743}}^1$

素因数の和:5795

約数の個数: 144

約数和(自身を含む): 903232512

約数和(自身を除く): 646864992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 5743, 7440, 8928, 11160, 11486, 14880, 17229, 22320, 22972, 28715, 34458, 44640, 45944, 51687, 57430, 68916, 86145, 91888, 103374, 114860, 137832, 172290, 178033, 183776, 206748, 229720, 258435, 275664, 344580, 356066, 413496, 459440, 516870, 534099, 551328, 689160, 712132, 826992, 890165, 918880, 1033740, 1068198, 1378320, 1424264, 1602297, 1653984, 1780330, 2067480, 2136396, 2670495, 2756640, 2848528, 3204594, 3560660, 4134960, 4272792, 5340990, 5697056, 6409188, 7121320, 8011485, 8269920, 8545584, 10681980, 12818376, 14242640, 16022970, 17091168, 21363960, 25636752, 28485280, 32045940, 42727920, 51273504, 64091880, 85455840, 128183760, 256367520]

約数ペア:

[(1, 256367520), (2, 128183760), (3, 85455840), (4, 64091880), (5, 51273504), (6, 42727920), (8, 32045940), (9, 28485280), (10, 25636752), (12, 21363960), (15, 17091168), (16, 16022970), (18, 14242640), (20, 12818376), (24, 10681980), (30, 8545584), (31, 8269920), (32, 8011485), (36, 7121320), (40, 6409188), (45, 5697056), (48, 5340990), (60, 4272792), (62, 4134960), (72, 3560660), (80, 3204594), (90, 2848528), (93, 2756640), (96, 2670495), (120, 2136396), (124, 2067480), (144, 1780330), (155, 1653984), (160, 1602297), (180, 1424264), (186, 1378320), (240, 1068198), (248, 1033740), (279, 918880), (288, 890165), (310, 826992), (360, 712132), (372, 689160), (465, 551328), (480, 534099), (496, 516870), (558, 459440), (620, 413496), (720, 356066), (744, 344580), (930, 275664), (992, 258435), (1116, 229720), (1240, 206748), (1395, 183776), (1440, 178033), (1488, 172290), (1860, 137832), (2232, 114860), (2480, 103374), (2790, 91888), (2976, 86145), (3720, 68916), (4464, 57430), (4960, 51687), (5580, 45944), (5743, 44640), (7440, 34458), (8928, 28715), (11160, 22972), (11486, 22320), (14880, 17229)]