90187506

素因数分解:

$2^1\times 3^9\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 80

約数和(自身を含む): 212572800

約数和(自身を除く): 122385294

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 79, 81, 87, 158, 162, 174, 237, 243, 261, 474, 486, 522, 711, 729, 783, 1422, 1458, 1566, 2133, 2187, 2291, 2349, 4266, 4374, 4582, 4698, 6399, 6561, 6873, 7047, 12798, 13122, 13746, 14094, 19197, 19683, 20619, 21141, 38394, 39366, 41238, 42282, 57591, 61857, 63423, 115182, 123714, 126846, 172773, 185571, 190269, 345546, 371142, 380538, 518319, 556713, 570807, 1036638, 1113426, 1141614, 1554957, 1670139, 3109914, 3340278, 5010417, 10020834, 15031251, 30062502, 45093753, 90187506]

約数ペア:

[(1, 90187506), (2, 45093753), (3, 30062502), (6, 15031251), (9, 10020834), (18, 5010417), (27, 3340278), (29, 3109914), (54, 1670139), (58, 1554957), (79, 1141614), (81, 1113426), (87, 1036638), (158, 570807), (162, 556713), (174, 518319), (237, 380538), (243, 371142), (261, 345546), (474, 190269), (486, 185571), (522, 172773), (711, 126846), (729, 123714), (783, 115182), (1422, 63423), (1458, 61857), (1566, 57591), (2133, 42282), (2187, 41238), (2291, 39366), (2349, 38394), (4266, 21141), (4374, 20619), (4582, 19683), (4698, 19197), (6399, 14094), (6561, 13746), (6873, 13122), (7047, 12798)]