290899328

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 600004800

約数和(自身を除く): 309105472

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 239, 257, 296, 478, 514, 592, 956, 1028, 1184, 1912, 2056, 2368, 3824, 4112, 4736, 7648, 8224, 8843, 9509, 15296, 16448, 17686, 19018, 30592, 32896, 35372, 38036, 61423, 70744, 76072, 122846, 141488, 152144, 245692, 282976, 304288, 491384, 565952, 608576, 982768, 1131904, 1217152, 1965536, 2272651, 3931072, 4545302, 7862144, 9090604, 18181208, 36362416, 72724832, 145449664, 290899328]

約数ペア:

[(1, 290899328), (2, 145449664), (4, 72724832), (8, 36362416), (16, 18181208), (32, 9090604), (37, 7862144), (64, 4545302), (74, 3931072), (128, 2272651), (148, 1965536), (239, 1217152), (257, 1131904), (296, 982768), (478, 608576), (514, 565952), (592, 491384), (956, 304288), (1028, 282976), (1184, 245692), (1912, 152144), (2056, 141488), (2368, 122846), (3824, 76072), (4112, 70744), (4736, 61423), (7648, 38036), (8224, 35372), (8843, 32896), (9509, 30592), (15296, 19018), (16448, 17686)]