400279968

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 240

約数和(自身を含む): 1306277280

約数和(自身を除く): 905997312

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 101, 108, 132, 139, 144, 162, 176, 198, 202, 216, 264, 278, 288, 297, 303, 324, 352, 396, 404, 417, 432, 528, 556, 594, 606, 648, 792, 808, 834, 864, 891, 909, 1056, 1111, 1112, 1188, 1212, 1251, 1296, 1529, 1584, 1616, 1668, 1782, 1818, 2222, 2224, 2376, 2424, 2502, 2592, 2727, 3058, 3168, 3232, 3333, 3336, 3564, 3636, 3753, 4444, 4448, 4587, 4752, 4848, 5004, 5454, 6116, 6666, 6672, 7128, 7272, 7506, 8181, 8888, 9174, 9504, 9696, 9999, 10008, 10908, 11259, 12232, 13332, 13344, 13761, 14039, 14256, 14544, 15012, 16362, 17776, 18348, 19998, 20016, 21816, 22518, 24464, 26664, 27522, 28078, 28512, 29088, 29997, 30024, 32724, 35552, 36696, 39996, 40032, 41283, 42117, 43632, 45036, 48928, 53328, 55044, 56156, 59994, 60048, 65448, 73392, 79992, 82566, 84234, 87264, 89991, 90072, 106656, 110088, 112312, 119988, 120096, 123849, 126351, 130896, 146784, 154429, 159984, 165132, 168468, 179982, 180144, 220176, 224624, 239976, 247698, 252702, 261792, 308858, 319968, 330264, 336936, 359964, 360288, 379053, 440352, 449248, 463287, 479952, 495396, 505404, 617716, 660528, 673872, 719928, 758106, 926574, 959904, 990792, 1010808, 1137159, 1235432, 1321056, 1347744, 1389861, 1439856, 1516212, 1853148, 1981584, 2021616, 2274318, 2470864, 2779722, 2879712, 3032424, 3706296, 3963168, 4043232, 4169583, 4548636, 4941728, 5559444, 6064848, 7412592, 8339166, 9097272, 11118888, 12129696, 12508749, 14825184, 16678332, 18194544, 22237776, 25017498, 33356664, 36389088, 44475552, 50034996, 66713328, 100069992, 133426656, 200139984, 400279968]

約数ペア:

[(1, 400279968), (2, 200139984), (3, 133426656), (4, 100069992), (6, 66713328), (8, 50034996), (9, 44475552), (11, 36389088), (12, 33356664), (16, 25017498), (18, 22237776), (22, 18194544), (24, 16678332), (27, 14825184), (32, 12508749), (33, 12129696), (36, 11118888), (44, 9097272), (48, 8339166), (54, 7412592), (66, 6064848), (72, 5559444), (81, 4941728), (88, 4548636), (96, 4169583), (99, 4043232), (101, 3963168), (108, 3706296), (132, 3032424), (139, 2879712), (144, 2779722), (162, 2470864), (176, 2274318), (198, 2021616), (202, 1981584), (216, 1853148), (264, 1516212), (278, 1439856), (288, 1389861), (297, 1347744), (303, 1321056), (324, 1235432), (352, 1137159), (396, 1010808), (404, 990792), (417, 959904), (432, 926574), (528, 758106), (556, 719928), (594, 673872), (606, 660528), (648, 617716), (792, 505404), (808, 495396), (834, 479952), (864, 463287), (891, 449248), (909, 440352), (1056, 379053), (1111, 360288), (1112, 359964), (1188, 336936), (1212, 330264), (1251, 319968), (1296, 308858), (1529, 261792), (1584, 252702), (1616, 247698), (1668, 239976), (1782, 224624), (1818, 220176), (2222, 180144), (2224, 179982), (2376, 168468), (2424, 165132), (2502, 159984), (2592, 154429), (2727, 146784), (3058, 130896), (3168, 126351), (3232, 123849), (3333, 120096), (3336, 119988), (3564, 112312), (3636, 110088), (3753, 106656), (4444, 90072), (4448, 89991), (4587, 87264), (4752, 84234), (4848, 82566), (5004, 79992), (5454, 73392), (6116, 65448), (6666, 60048), (6672, 59994), (7128, 56156), (7272, 55044), (7506, 53328), (8181, 48928), (8888, 45036), (9174, 43632), (9504, 42117), (9696, 41283), (9999, 40032), (10008, 39996), (10908, 36696), (11259, 35552), (12232, 32724), (13332, 30024), (13344, 29997), (13761, 29088), (14039, 28512), (14256, 28078), (14544, 27522), (15012, 26664), (16362, 24464), (17776, 22518), (18348, 21816), (19998, 20016)]