216569920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1020

約数の個数: 112

約数和(自身を含む): 595457280

約数和(自身を除く): 378887360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 140, 160, 218, 224, 280, 320, 436, 448, 545, 560, 763, 872, 887, 1090, 1120, 1526, 1744, 1774, 2180, 2240, 3052, 3488, 3548, 3815, 4360, 4435, 6104, 6209, 6976, 7096, 7630, 8720, 8870, 12208, 12418, 14192, 15260, 17440, 17740, 24416, 24836, 28384, 30520, 31045, 34880, 35480, 48832, 49672, 56768, 61040, 62090, 70960, 96683, 99344, 122080, 124180, 141920, 193366, 198688, 244160, 248360, 283840, 386732, 397376, 483415, 496720, 676781, 773464, 966830, 993440, 1353562, 1546928, 1933660, 1986880, 2707124, 3093856, 3383905, 3867320, 5414248, 6187712, 6767810, 7734640, 10828496, 13535620, 15469280, 21656992, 27071240, 30938560, 43313984, 54142480, 108284960, 216569920]

約数ペア:

[(1, 216569920), (2, 108284960), (4, 54142480), (5, 43313984), (7, 30938560), (8, 27071240), (10, 21656992), (14, 15469280), (16, 13535620), (20, 10828496), (28, 7734640), (32, 6767810), (35, 6187712), (40, 5414248), (56, 3867320), (64, 3383905), (70, 3093856), (80, 2707124), (109, 1986880), (112, 1933660), (140, 1546928), (160, 1353562), (218, 993440), (224, 966830), (280, 773464), (320, 676781), (436, 496720), (448, 483415), (545, 397376), (560, 386732), (763, 283840), (872, 248360), (887, 244160), (1090, 198688), (1120, 193366), (1526, 141920), (1744, 124180), (1774, 122080), (2180, 99344), (2240, 96683), (3052, 70960), (3488, 62090), (3548, 61040), (3815, 56768), (4360, 49672), (4435, 48832), (6104, 35480), (6209, 34880), (6976, 31045), (7096, 30520), (7630, 28384), (8720, 24836), (8870, 24416), (12208, 17740), (12418, 17440), (14192, 15260)]