311548928

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 88

約数和(自身を含む): 668140800

約数和(自身を除く): 356591872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 128, 134, 152, 239, 256, 268, 304, 478, 512, 536, 608, 956, 1024, 1072, 1216, 1273, 1912, 2144, 2432, 2546, 3824, 4288, 4541, 4864, 5092, 7648, 8576, 9082, 9728, 10184, 15296, 16013, 17152, 18164, 19456, 20368, 30592, 32026, 34304, 36328, 40736, 61184, 64052, 68608, 72656, 81472, 122368, 128104, 145312, 162944, 244736, 256208, 290624, 304247, 325888, 512416, 581248, 608494, 651776, 1024832, 1162496, 1216988, 1303552, 2049664, 2324992, 2433976, 4099328, 4649984, 4867952, 8198656, 9735904, 16397312, 19471808, 38943616, 77887232, 155774464, 311548928]

約数ペア:

[(1, 311548928), (2, 155774464), (4, 77887232), (8, 38943616), (16, 19471808), (19, 16397312), (32, 9735904), (38, 8198656), (64, 4867952), (67, 4649984), (76, 4099328), (128, 2433976), (134, 2324992), (152, 2049664), (239, 1303552), (256, 1216988), (268, 1162496), (304, 1024832), (478, 651776), (512, 608494), (536, 581248), (608, 512416), (956, 325888), (1024, 304247), (1072, 290624), (1216, 256208), (1273, 244736), (1912, 162944), (2144, 145312), (2432, 128104), (2546, 122368), (3824, 81472), (4288, 72656), (4541, 68608), (4864, 64052), (5092, 61184), (7648, 40736), (8576, 36328), (9082, 34304), (9728, 32026), (10184, 30592), (15296, 20368), (16013, 19456), (17152, 18164)]