245188620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 240

約数和(自身を含む): 845238240

約数和(自身を除く): 600049620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 29, 30, 34, 36, 45, 51, 54, 58, 60, 68, 81, 85, 87, 90, 102, 108, 116, 135, 145, 153, 162, 170, 174, 180, 204, 255, 261, 270, 290, 306, 307, 324, 340, 348, 405, 435, 459, 493, 510, 522, 540, 580, 612, 614, 765, 783, 810, 870, 918, 921, 986, 1020, 1044, 1228, 1305, 1377, 1479, 1530, 1535, 1566, 1620, 1740, 1836, 1842, 1972, 2295, 2349, 2465, 2610, 2754, 2763, 2958, 3060, 3070, 3132, 3684, 3915, 4437, 4590, 4605, 4698, 4930, 5219, 5220, 5508, 5526, 5916, 6140, 6885, 7395, 7830, 8289, 8874, 8903, 9180, 9210, 9396, 9860, 10438, 11052, 11745, 13311, 13770, 13815, 14790, 15657, 15660, 16578, 17748, 17806, 18420, 20876, 22185, 23490, 24867, 26095, 26622, 26709, 27540, 27630, 29580, 31314, 33156, 35612, 39933, 41445, 44370, 44515, 46971, 46980, 49734, 52190, 53244, 53418, 55260, 62628, 66555, 78285, 79866, 80127, 82890, 88740, 89030, 93942, 99468, 104380, 106836, 124335, 133110, 133545, 140913, 151351, 156570, 159732, 160254, 165780, 178060, 187884, 199665, 234855, 240381, 248670, 266220, 267090, 281826, 302702, 313140, 320508, 399330, 400635, 422739, 454053, 469710, 480762, 497340, 534180, 563652, 605404, 704565, 721143, 756755, 798660, 801270, 845478, 908106, 939420, 961524, 1201905, 1362159, 1409130, 1442286, 1513510, 1602540, 1690956, 1816212, 2113695, 2270265, 2403810, 2724318, 2818260, 2884572, 3027020, 3605715, 4086477, 4227390, 4540530, 4807620, 5448636, 6810795, 7211430, 8172954, 8454780, 9081060, 12259431, 13621590, 14422860, 16345908, 20432385, 24518862, 27243180, 40864770, 49037724, 61297155, 81729540, 122594310, 245188620]

約数ペア:

[(1, 245188620), (2, 122594310), (3, 81729540), (4, 61297155), (5, 49037724), (6, 40864770), (9, 27243180), (10, 24518862), (12, 20432385), (15, 16345908), (17, 14422860), (18, 13621590), (20, 12259431), (27, 9081060), (29, 8454780), (30, 8172954), (34, 7211430), (36, 6810795), (45, 5448636), (51, 4807620), (54, 4540530), (58, 4227390), (60, 4086477), (68, 3605715), (81, 3027020), (85, 2884572), (87, 2818260), (90, 2724318), (102, 2403810), (108, 2270265), (116, 2113695), (135, 1816212), (145, 1690956), (153, 1602540), (162, 1513510), (170, 1442286), (174, 1409130), (180, 1362159), (204, 1201905), (255, 961524), (261, 939420), (270, 908106), (290, 845478), (306, 801270), (307, 798660), (324, 756755), (340, 721143), (348, 704565), (405, 605404), (435, 563652), (459, 534180), (493, 497340), (510, 480762), (522, 469710), (540, 454053), (580, 422739), (612, 400635), (614, 399330), (765, 320508), (783, 313140), (810, 302702), (870, 281826), (918, 267090), (921, 266220), (986, 248670), (1020, 240381), (1044, 234855), (1228, 199665), (1305, 187884), (1377, 178060), (1479, 165780), (1530, 160254), (1535, 159732), (1566, 156570), (1620, 151351), (1740, 140913), (1836, 133545), (1842, 133110), (1972, 124335), (2295, 106836), (2349, 104380), (2465, 99468), (2610, 93942), (2754, 89030), (2763, 88740), (2958, 82890), (3060, 80127), (3070, 79866), (3132, 78285), (3684, 66555), (3915, 62628), (4437, 55260), (4590, 53418), (4605, 53244), (4698, 52190), (4930, 49734), (5219, 46980), (5220, 46971), (5508, 44515), (5526, 44370), (5916, 41445), (6140, 39933), (6885, 35612), (7395, 33156), (7830, 31314), (8289, 29580), (8874, 27630), (8903, 27540), (9180, 26709), (9210, 26622), (9396, 26095), (9860, 24867), (10438, 23490), (11052, 22185), (11745, 20876), (13311, 18420), (13770, 17806), (13815, 17748), (14790, 16578), (15657, 15660)]