278345216

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 596171664

約数和(自身を除く): 317826448

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 113, 128, 136, 226, 256, 272, 283, 452, 512, 544, 566, 904, 1088, 1132, 1808, 1921, 2176, 2264, 3616, 3842, 4352, 4528, 4811, 7232, 7684, 8704, 9056, 9622, 14464, 15368, 18112, 19244, 28928, 30736, 31979, 36224, 38488, 57856, 61472, 63958, 72448, 76976, 122944, 127916, 144896, 153952, 245888, 255832, 307904, 491776, 511664, 543643, 615808, 983552, 1023328, 1087286, 1231616, 2046656, 2174572, 2463232, 4093312, 4349144, 8186624, 8698288, 16373248, 17396576, 34793152, 69586304, 139172608, 278345216]

約数ペア:

[(1, 278345216), (2, 139172608), (4, 69586304), (8, 34793152), (16, 17396576), (17, 16373248), (32, 8698288), (34, 8186624), (64, 4349144), (68, 4093312), (113, 2463232), (128, 2174572), (136, 2046656), (226, 1231616), (256, 1087286), (272, 1023328), (283, 983552), (452, 615808), (512, 543643), (544, 511664), (566, 491776), (904, 307904), (1088, 255832), (1132, 245888), (1808, 153952), (1921, 144896), (2176, 127916), (2264, 122944), (3616, 76976), (3842, 72448), (4352, 63958), (4528, 61472), (4811, 57856), (7232, 38488), (7684, 36224), (8704, 31979), (9056, 30736), (9622, 28928), (14464, 19244), (15368, 18112)]