221400000036

素因数分解:

$2^2\times 3^2\times {\mathrm{281}}^1\times {\mathrm{709}}^1\times {\mathrm{30869}}^1$

素因数の和:31869

約数の個数: 72

約数和(自身を含む): 562452017400

約数和(自身を除く): 341052017364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 281, 562, 709, 843, 1124, 1418, 1686, 2127, 2529, 2836, 3372, 4254, 5058, 6381, 8508, 10116, 12762, 25524, 30869, 61738, 92607, 123476, 185214, 199229, 277821, 370428, 398458, 555642, 597687, 796916, 1111284, 1195374, 1793061, 2390748, 3586122, 7172244, 8674189, 17348378, 21886121, 26022567, 34696756, 43772242, 52045134, 65658363, 78067701, 87544484, 104090268, 131316726, 156135402, 196975089, 262633452, 312270804, 393950178, 787900356, 6150000001, 12300000002, 18450000003, 24600000004, 36900000006, 55350000009, 73800000012, 110700000018, 221400000036]

約数ペア:

[(1, 221400000036), (2, 110700000018), (3, 73800000012), (4, 55350000009), (6, 36900000006), (9, 24600000004), (12, 18450000003), (18, 12300000002), (36, 6150000001), (281, 787900356), (562, 393950178), (709, 312270804), (843, 262633452), (1124, 196975089), (1418, 156135402), (1686, 131316726), (2127, 104090268), (2529, 87544484), (2836, 78067701), (3372, 65658363), (4254, 52045134), (5058, 43772242), (6381, 34696756), (8508, 26022567), (10116, 21886121), (12762, 17348378), (25524, 8674189), (30869, 7172244), (61738, 3586122), (92607, 2390748), (123476, 1793061), (185214, 1195374), (199229, 1111284), (277821, 796916), (370428, 597687), (398458, 555642)]