231291760

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{8429}}^1$

素因数の和:8463

約数の個数: 80

約数和(自身を含む): 627192000

約数和(自身を除く): 395900240

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, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 8429, 13720, 16858, 27440, 33716, 42145, 59003, 67432, 84290, 118006, 134864, 168580, 236012, 295015, 337160, 413021, 472024, 590030, 674320, 826042, 944048, 1180060, 1652084, 2065105, 2360120, 2891147, 3304168, 4130210, 4720240, 5782294, 6608336, 8260420, 11564588, 14455735, 16520840, 23129176, 28911470, 33041680, 46258352, 57822940, 115645880, 231291760]

約数ペア:

[(1, 231291760), (2, 115645880), (4, 57822940), (5, 46258352), (7, 33041680), (8, 28911470), (10, 23129176), (14, 16520840), (16, 14455735), (20, 11564588), (28, 8260420), (35, 6608336), (40, 5782294), (49, 4720240), (56, 4130210), (70, 3304168), (80, 2891147), (98, 2360120), (112, 2065105), (140, 1652084), (196, 1180060), (245, 944048), (280, 826042), (343, 674320), (392, 590030), (490, 472024), (560, 413021), (686, 337160), (784, 295015), (980, 236012), (1372, 168580), (1715, 134864), (1960, 118006), (2744, 84290), (3430, 67432), (3920, 59003), (5488, 42145), (6860, 33716), (8429, 27440), (13720, 16858)]