180545988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^2\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 504304080

約数和(自身を除く): 323758092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 139, 141, 147, 188, 196, 278, 282, 294, 329, 417, 556, 564, 588, 658, 834, 973, 987, 1316, 1668, 1946, 1974, 2209, 2303, 2919, 3892, 3948, 4418, 4606, 5838, 6533, 6627, 6811, 6909, 8836, 9212, 11676, 13066, 13254, 13622, 13818, 15463, 19599, 20433, 26132, 26508, 27244, 27636, 30926, 39198, 40866, 45731, 46389, 61852, 78396, 81732, 91462, 92778, 108241, 137193, 182924, 185556, 216482, 274386, 307051, 320117, 324723, 432964, 548772, 614102, 640234, 649446, 921153, 960351, 1228204, 1280468, 1298892, 1842306, 1920702, 2149357, 3684612, 3841404, 4298714, 6448071, 8597428, 12896142, 15045499, 25792284, 30090998, 45136497, 60181996, 90272994, 180545988]

約数ペア:

[(1, 180545988), (2, 90272994), (3, 60181996), (4, 45136497), (6, 30090998), (7, 25792284), (12, 15045499), (14, 12896142), (21, 8597428), (28, 6448071), (42, 4298714), (47, 3841404), (49, 3684612), (84, 2149357), (94, 1920702), (98, 1842306), (139, 1298892), (141, 1280468), (147, 1228204), (188, 960351), (196, 921153), (278, 649446), (282, 640234), (294, 614102), (329, 548772), (417, 432964), (556, 324723), (564, 320117), (588, 307051), (658, 274386), (834, 216482), (973, 185556), (987, 182924), (1316, 137193), (1668, 108241), (1946, 92778), (1974, 91462), (2209, 81732), (2303, 78396), (2919, 61852), (3892, 46389), (3948, 45731), (4418, 40866), (4606, 39198), (5838, 30926), (6533, 27636), (6627, 27244), (6811, 26508), (6909, 26132), (8836, 20433), (9212, 19599), (11676, 15463), (13066, 13818), (13254, 13622)]