13857200

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 120

約数和(自身を含む): 39208800

約数和(自身を除く): 25351600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 101, 112, 140, 175, 196, 200, 202, 245, 280, 343, 350, 392, 400, 404, 490, 505, 560, 686, 700, 707, 784, 808, 980, 1010, 1225, 1372, 1400, 1414, 1616, 1715, 1960, 2020, 2450, 2525, 2744, 2800, 2828, 3430, 3535, 3920, 4040, 4900, 4949, 5050, 5488, 5656, 6860, 7070, 8080, 8575, 9800, 9898, 10100, 11312, 13720, 14140, 17150, 17675, 19600, 19796, 20200, 24745, 27440, 28280, 34300, 34643, 35350, 39592, 40400, 49490, 56560, 68600, 69286, 70700, 79184, 98980, 123725, 137200, 138572, 141400, 173215, 197960, 247450, 277144, 282800, 346430, 395920, 494900, 554288, 692860, 866075, 989800, 1385720, 1732150, 1979600, 2771440, 3464300, 6928600, 13857200]

約数ペア:

[(1, 13857200), (2, 6928600), (4, 3464300), (5, 2771440), (7, 1979600), (8, 1732150), (10, 1385720), (14, 989800), (16, 866075), (20, 692860), (25, 554288), (28, 494900), (35, 395920), (40, 346430), (49, 282800), (50, 277144), (56, 247450), (70, 197960), (80, 173215), (98, 141400), (100, 138572), (101, 137200), (112, 123725), (140, 98980), (175, 79184), (196, 70700), (200, 69286), (202, 68600), (245, 56560), (280, 49490), (343, 40400), (350, 39592), (392, 35350), (400, 34643), (404, 34300), (490, 28280), (505, 27440), (560, 24745), (686, 20200), (700, 19796), (707, 19600), (784, 17675), (808, 17150), (980, 14140), (1010, 13720), (1225, 11312), (1372, 10100), (1400, 9898), (1414, 9800), (1616, 8575), (1715, 8080), (1960, 7070), (2020, 6860), (2450, 5656), (2525, 5488), (2744, 5050), (2800, 4949), (2828, 4900), (3430, 4040), (3535, 3920)]