42280840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 73840760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 41, 56, 58, 70, 82, 116, 127, 140, 145, 164, 203, 205, 232, 254, 280, 287, 290, 328, 406, 410, 508, 574, 580, 635, 812, 820, 889, 1015, 1016, 1148, 1160, 1189, 1270, 1435, 1624, 1640, 1778, 2030, 2296, 2378, 2540, 2870, 3556, 3683, 4060, 4445, 4756, 5080, 5207, 5740, 5945, 7112, 7366, 8120, 8323, 8890, 9512, 10414, 11480, 11890, 14732, 16646, 17780, 18415, 20828, 23780, 25781, 26035, 29464, 33292, 35560, 36449, 36830, 41615, 41656, 47560, 51562, 52070, 66584, 72898, 73660, 83230, 103124, 104140, 128905, 145796, 147320, 151003, 166460, 182245, 206248, 208280, 257810, 291592, 302006, 332920, 364490, 515620, 604012, 728980, 755015, 1031240, 1057021, 1208024, 1457960, 1510030, 2114042, 3020060, 4228084, 5285105, 6040120, 8456168, 10570210, 21140420, 42280840]

約数ペア:

[(1, 42280840), (2, 21140420), (4, 10570210), (5, 8456168), (7, 6040120), (8, 5285105), (10, 4228084), (14, 3020060), (20, 2114042), (28, 1510030), (29, 1457960), (35, 1208024), (40, 1057021), (41, 1031240), (56, 755015), (58, 728980), (70, 604012), (82, 515620), (116, 364490), (127, 332920), (140, 302006), (145, 291592), (164, 257810), (203, 208280), (205, 206248), (232, 182245), (254, 166460), (280, 151003), (287, 147320), (290, 145796), (328, 128905), (406, 104140), (410, 103124), (508, 83230), (574, 73660), (580, 72898), (635, 66584), (812, 52070), (820, 51562), (889, 47560), (1015, 41656), (1016, 41615), (1148, 36830), (1160, 36449), (1189, 35560), (1270, 33292), (1435, 29464), (1624, 26035), (1640, 25781), (1778, 23780), (2030, 20828), (2296, 18415), (2378, 17780), (2540, 16646), (2870, 14732), (3556, 11890), (3683, 11480), (4060, 10414), (4445, 9512), (4756, 8890), (5080, 8323), (5207, 8120), (5740, 7366), (5945, 7112)]