29827280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{1087}}^1$

素因数の和:1121

約数の個数: 80

約数和(自身を含む): 80947200

約数和(自身を除く): 51119920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1087, 1372, 1715, 1960, 2174, 2744, 3430, 3920, 4348, 5435, 5488, 6860, 7609, 8696, 10870, 13720, 15218, 17392, 21740, 27440, 30436, 38045, 43480, 53263, 60872, 76090, 86960, 106526, 121744, 152180, 213052, 266315, 304360, 372841, 426104, 532630, 608720, 745682, 852208, 1065260, 1491364, 1864205, 2130520, 2982728, 3728410, 4261040, 5965456, 7456820, 14913640, 29827280]

約数ペア:

[(1, 29827280), (2, 14913640), (4, 7456820), (5, 5965456), (7, 4261040), (8, 3728410), (10, 2982728), (14, 2130520), (16, 1864205), (20, 1491364), (28, 1065260), (35, 852208), (40, 745682), (49, 608720), (56, 532630), (70, 426104), (80, 372841), (98, 304360), (112, 266315), (140, 213052), (196, 152180), (245, 121744), (280, 106526), (343, 86960), (392, 76090), (490, 60872), (560, 53263), (686, 43480), (784, 38045), (980, 30436), (1087, 27440), (1372, 21740), (1715, 17392), (1960, 15218), (2174, 13720), (2744, 10870), (3430, 8696), (3920, 7609), (4348, 6860), (5435, 5488)]