128277520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 360976896

約数和(自身を除く): 232699376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 41, 56, 70, 74, 80, 82, 112, 140, 148, 151, 164, 185, 205, 259, 280, 287, 296, 302, 328, 370, 410, 518, 560, 574, 592, 604, 656, 740, 755, 820, 1036, 1057, 1148, 1208, 1295, 1435, 1480, 1510, 1517, 1640, 2072, 2114, 2296, 2416, 2590, 2870, 2960, 3020, 3034, 3280, 4144, 4228, 4592, 5180, 5285, 5587, 5740, 6040, 6068, 6191, 7585, 8456, 10360, 10570, 10619, 11174, 11480, 12080, 12136, 12382, 15170, 16912, 20720, 21140, 21238, 22348, 22960, 24272, 24764, 27935, 30340, 30955, 39109, 42280, 42476, 43337, 44696, 49528, 53095, 55870, 60680, 61910, 78218, 84560, 84952, 86674, 89392, 99056, 106190, 111740, 121360, 123820, 156436, 169904, 173348, 195545, 212380, 216685, 223480, 229067, 247640, 312872, 346696, 391090, 424760, 433370, 446960, 458134, 495280, 625744, 693392, 782180, 849520, 866740, 916268, 1145335, 1564360, 1603469, 1733480, 1832536, 2290670, 3128720, 3206938, 3466960, 3665072, 4581340, 6413876, 8017345, 9162680, 12827752, 16034690, 18325360, 25655504, 32069380, 64138760, 128277520]

約数ペア:

[(1, 128277520), (2, 64138760), (4, 32069380), (5, 25655504), (7, 18325360), (8, 16034690), (10, 12827752), (14, 9162680), (16, 8017345), (20, 6413876), (28, 4581340), (35, 3665072), (37, 3466960), (40, 3206938), (41, 3128720), (56, 2290670), (70, 1832536), (74, 1733480), (80, 1603469), (82, 1564360), (112, 1145335), (140, 916268), (148, 866740), (151, 849520), (164, 782180), (185, 693392), (205, 625744), (259, 495280), (280, 458134), (287, 446960), (296, 433370), (302, 424760), (328, 391090), (370, 346696), (410, 312872), (518, 247640), (560, 229067), (574, 223480), (592, 216685), (604, 212380), (656, 195545), (740, 173348), (755, 169904), (820, 156436), (1036, 123820), (1057, 121360), (1148, 111740), (1208, 106190), (1295, 99056), (1435, 89392), (1480, 86674), (1510, 84952), (1517, 84560), (1640, 78218), (2072, 61910), (2114, 60680), (2296, 55870), (2416, 53095), (2590, 49528), (2870, 44696), (2960, 43337), (3020, 42476), (3034, 42280), (3280, 39109), (4144, 30955), (4228, 30340), (4592, 27935), (5180, 24764), (5285, 24272), (5587, 22960), (5740, 22348), (6040, 21238), (6068, 21140), (6191, 20720), (7585, 16912), (8456, 15170), (10360, 12382), (10570, 12136), (10619, 12080), (11174, 11480)]