180387228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{306781}}^1$

素因数の和:306802

約数の個数: 36

約数和(自身を含む): 489624072

約数和(自身を除く): 309236844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 306781, 613562, 920343, 1227124, 1840686, 2147467, 3681372, 4294934, 6442401, 8589868, 12884802, 15032269, 25769604, 30064538, 45096807, 60129076, 90193614, 180387228]

約数ペア:

[(1, 180387228), (2, 90193614), (3, 60129076), (4, 45096807), (6, 30064538), (7, 25769604), (12, 15032269), (14, 12884802), (21, 8589868), (28, 6442401), (42, 4294934), (49, 3681372), (84, 2147467), (98, 1840686), (147, 1227124), (196, 920343), (294, 613562), (588, 306781)]