142419400

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 343728000

約数和(自身を除く): 201308600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 109, 139, 188, 200, 218, 235, 278, 376, 436, 470, 545, 556, 695, 872, 940, 1090, 1112, 1175, 1390, 1880, 2180, 2350, 2725, 2780, 3475, 4360, 4700, 5123, 5450, 5560, 6533, 6950, 9400, 10246, 10900, 13066, 13900, 15151, 20492, 21800, 25615, 26132, 27800, 30302, 32665, 40984, 51230, 52264, 60604, 65330, 75755, 102460, 121208, 128075, 130660, 151510, 163325, 204920, 256150, 261320, 303020, 326650, 378775, 512300, 606040, 653300, 712097, 757550, 1024600, 1306600, 1424194, 1515100, 2848388, 3030200, 3560485, 5696776, 7120970, 14241940, 17802425, 28483880, 35604850, 71209700, 142419400]

約数ペア:

[(1, 142419400), (2, 71209700), (4, 35604850), (5, 28483880), (8, 17802425), (10, 14241940), (20, 7120970), (25, 5696776), (40, 3560485), (47, 3030200), (50, 2848388), (94, 1515100), (100, 1424194), (109, 1306600), (139, 1024600), (188, 757550), (200, 712097), (218, 653300), (235, 606040), (278, 512300), (376, 378775), (436, 326650), (470, 303020), (545, 261320), (556, 256150), (695, 204920), (872, 163325), (940, 151510), (1090, 130660), (1112, 128075), (1175, 121208), (1390, 102460), (1880, 75755), (2180, 65330), (2350, 60604), (2725, 52264), (2780, 51230), (3475, 40984), (4360, 32665), (4700, 30302), (5123, 27800), (5450, 26132), (5560, 25615), (6533, 21800), (6950, 20492), (9400, 15151), (10246, 13900), (10900, 13066)]