221977440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1269

約数の個数: 144

約数和(自身を含む): 763635600

約数和(自身を除く): 541658160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 278, 288, 360, 417, 480, 556, 695, 720, 834, 1109, 1112, 1251, 1390, 1440, 1668, 2085, 2218, 2224, 2502, 2780, 3327, 3336, 4170, 4436, 4448, 5004, 5545, 5560, 6255, 6654, 6672, 8340, 8872, 9981, 10008, 11090, 11120, 12510, 13308, 13344, 16635, 16680, 17744, 19962, 20016, 22180, 22240, 25020, 26616, 33270, 33360, 35488, 39924, 40032, 44360, 49905, 50040, 53232, 66540, 66720, 79848, 88720, 99810, 100080, 106464, 133080, 154151, 159696, 177440, 199620, 200160, 266160, 308302, 319392, 399240, 462453, 532320, 616604, 770755, 798480, 924906, 1233208, 1387359, 1541510, 1596960, 1849812, 2312265, 2466416, 2774718, 3083020, 3699624, 4624530, 4932832, 5549436, 6166040, 6936795, 7399248, 9249060, 11098872, 12332080, 13873590, 14798496, 18498120, 22197744, 24664160, 27747180, 36996240, 44395488, 55494360, 73992480, 110988720, 221977440]

約数ペア:

[(1, 221977440), (2, 110988720), (3, 73992480), (4, 55494360), (5, 44395488), (6, 36996240), (8, 27747180), (9, 24664160), (10, 22197744), (12, 18498120), (15, 14798496), (16, 13873590), (18, 12332080), (20, 11098872), (24, 9249060), (30, 7399248), (32, 6936795), (36, 6166040), (40, 5549436), (45, 4932832), (48, 4624530), (60, 3699624), (72, 3083020), (80, 2774718), (90, 2466416), (96, 2312265), (120, 1849812), (139, 1596960), (144, 1541510), (160, 1387359), (180, 1233208), (240, 924906), (278, 798480), (288, 770755), (360, 616604), (417, 532320), (480, 462453), (556, 399240), (695, 319392), (720, 308302), (834, 266160), (1109, 200160), (1112, 199620), (1251, 177440), (1390, 159696), (1440, 154151), (1668, 133080), (2085, 106464), (2218, 100080), (2224, 99810), (2502, 88720), (2780, 79848), (3327, 66720), (3336, 66540), (4170, 53232), (4436, 50040), (4448, 49905), (5004, 44360), (5545, 40032), (5560, 39924), (6255, 35488), (6654, 33360), (6672, 33270), (8340, 26616), (8872, 25020), (9981, 22240), (10008, 22180), (11090, 20016), (11120, 19962), (12510, 17744), (13308, 16680), (13344, 16635)]