13123600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 37209920

約数和(自身を除く): 24086320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 43, 50, 56, 70, 80, 86, 100, 109, 112, 140, 172, 175, 200, 215, 218, 280, 301, 344, 350, 400, 430, 436, 545, 560, 602, 688, 700, 763, 860, 872, 1075, 1090, 1204, 1400, 1505, 1526, 1720, 1744, 2150, 2180, 2408, 2725, 2800, 3010, 3052, 3440, 3815, 4300, 4360, 4687, 4816, 5450, 6020, 6104, 7525, 7630, 8600, 8720, 9374, 10900, 12040, 12208, 15050, 15260, 17200, 18748, 19075, 21800, 23435, 24080, 30100, 30520, 32809, 37496, 38150, 43600, 46870, 60200, 61040, 65618, 74992, 76300, 93740, 117175, 120400, 131236, 152600, 164045, 187480, 234350, 262472, 305200, 328090, 374960, 468700, 524944, 656180, 820225, 937400, 1312360, 1640450, 1874800, 2624720, 3280900, 6561800, 13123600]

約数ペア:

[(1, 13123600), (2, 6561800), (4, 3280900), (5, 2624720), (7, 1874800), (8, 1640450), (10, 1312360), (14, 937400), (16, 820225), (20, 656180), (25, 524944), (28, 468700), (35, 374960), (40, 328090), (43, 305200), (50, 262472), (56, 234350), (70, 187480), (80, 164045), (86, 152600), (100, 131236), (109, 120400), (112, 117175), (140, 93740), (172, 76300), (175, 74992), (200, 65618), (215, 61040), (218, 60200), (280, 46870), (301, 43600), (344, 38150), (350, 37496), (400, 32809), (430, 30520), (436, 30100), (545, 24080), (560, 23435), (602, 21800), (688, 19075), (700, 18748), (763, 17200), (860, 15260), (872, 15050), (1075, 12208), (1090, 12040), (1204, 10900), (1400, 9374), (1505, 8720), (1526, 8600), (1720, 7630), (1744, 7525), (2150, 6104), (2180, 6020), (2408, 5450), (2725, 4816), (2800, 4687), (3010, 4360), (3052, 4300), (3440, 3815)]