225821988

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:746

約数の個数: 108

約数和(自身を含む): 667774380

約数和(自身を除く): 441952392

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 313, 409, 441, 588, 626, 818, 882, 939, 1227, 1252, 1636, 1764, 1878, 2191, 2454, 2817, 2863, 3681, 3756, 4382, 4908, 5634, 5726, 6573, 7362, 8589, 8764, 11268, 11452, 13146, 14724, 15337, 17178, 19719, 20041, 25767, 26292, 30674, 34356, 39438, 40082, 46011, 51534, 60123, 61348, 78876, 80164, 92022, 103068, 120246, 128017, 138033, 180369, 184044, 240492, 256034, 276066, 360738, 384051, 512068, 552132, 721476, 768102, 896119, 1152153, 1536204, 1792238, 2304306, 2688357, 3584476, 4608612, 5376714, 6272833, 8065071, 10753428, 12545666, 16130142, 18818499, 25091332, 32260284, 37636998, 56455497, 75273996, 112910994, 225821988]

約数ペア:

[(1, 225821988), (2, 112910994), (3, 75273996), (4, 56455497), (6, 37636998), (7, 32260284), (9, 25091332), (12, 18818499), (14, 16130142), (18, 12545666), (21, 10753428), (28, 8065071), (36, 6272833), (42, 5376714), (49, 4608612), (63, 3584476), (84, 2688357), (98, 2304306), (126, 1792238), (147, 1536204), (196, 1152153), (252, 896119), (294, 768102), (313, 721476), (409, 552132), (441, 512068), (588, 384051), (626, 360738), (818, 276066), (882, 256034), (939, 240492), (1227, 184044), (1252, 180369), (1636, 138033), (1764, 128017), (1878, 120246), (2191, 103068), (2454, 92022), (2817, 80164), (2863, 78876), (3681, 61348), (3756, 60123), (4382, 51534), (4908, 46011), (5634, 40082), (5726, 39438), (6573, 34356), (7362, 30674), (8589, 26292), (8764, 25767), (11268, 20041), (11452, 19719), (13146, 17178), (14724, 15337)]