257667088

素因数分解:

$2^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1677

約数の個数: 80

約数和(自身を含む): 602640000

約数和(自身を除く): 344972912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 343, 392, 406, 464, 686, 784, 812, 1372, 1421, 1619, 1624, 2744, 2842, 3238, 3248, 5488, 5684, 6476, 9947, 11333, 11368, 12952, 19894, 22666, 22736, 25904, 39788, 45332, 46951, 79331, 79576, 90664, 93902, 158662, 159152, 181328, 187804, 317324, 328657, 375608, 555317, 634648, 657314, 751216, 1110634, 1269296, 1314628, 2221268, 2300599, 2629256, 4442536, 4601198, 5258512, 8885072, 9202396, 16104193, 18404792, 32208386, 36809584, 64416772, 128833544, 257667088]

約数ペア:

[(1, 257667088), (2, 128833544), (4, 64416772), (7, 36809584), (8, 32208386), (14, 18404792), (16, 16104193), (28, 9202396), (29, 8885072), (49, 5258512), (56, 4601198), (58, 4442536), (98, 2629256), (112, 2300599), (116, 2221268), (196, 1314628), (203, 1269296), (232, 1110634), (343, 751216), (392, 657314), (406, 634648), (464, 555317), (686, 375608), (784, 328657), (812, 317324), (1372, 187804), (1421, 181328), (1619, 159152), (1624, 158662), (2744, 93902), (2842, 90664), (3238, 79576), (3248, 79331), (5488, 46951), (5684, 45332), (6476, 39788), (9947, 25904), (11333, 22736), (11368, 22666), (12952, 19894)]