205905888

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 240

約数和(自身を含む): 660456720

約数和(自身を除く): 454550832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 37, 38, 48, 54, 57, 72, 74, 76, 81, 96, 108, 111, 113, 114, 144, 148, 152, 162, 171, 216, 222, 226, 228, 288, 296, 304, 324, 333, 339, 342, 432, 444, 452, 456, 513, 592, 608, 648, 666, 678, 684, 703, 864, 888, 904, 912, 999, 1017, 1026, 1184, 1296, 1332, 1356, 1368, 1406, 1539, 1776, 1808, 1824, 1998, 2034, 2052, 2109, 2147, 2592, 2664, 2712, 2736, 2812, 2997, 3051, 3078, 3552, 3616, 3996, 4068, 4104, 4181, 4218, 4294, 5328, 5424, 5472, 5624, 5994, 6102, 6156, 6327, 6441, 7992, 8136, 8208, 8362, 8436, 8588, 9153, 10656, 10848, 11248, 11988, 12204, 12312, 12543, 12654, 12882, 15984, 16272, 16416, 16724, 16872, 17176, 18306, 18981, 19323, 22496, 23976, 24408, 24624, 25086, 25308, 25764, 31968, 32544, 33448, 33744, 34352, 36612, 37629, 37962, 38646, 47952, 48816, 49248, 50172, 50616, 51528, 56943, 57969, 66896, 67488, 68704, 73224, 75258, 75924, 77292, 79439, 95904, 97632, 100344, 101232, 103056, 112887, 113886, 115938, 133792, 146448, 150516, 151848, 154584, 158878, 173907, 200688, 202464, 206112, 225774, 227772, 231876, 238317, 292896, 301032, 303696, 309168, 317756, 338661, 347814, 401376, 451548, 455544, 463752, 476634, 602064, 607392, 618336, 635512, 677322, 695628, 714951, 903096, 911088, 927504, 953268, 1204128, 1271024, 1354644, 1391256, 1429902, 1806192, 1822176, 1855008, 1906536, 2144853, 2542048, 2709288, 2782512, 2859804, 3612384, 3813072, 4289706, 5418576, 5565024, 5719608, 6434559, 7626144, 8579412, 10837152, 11439216, 12869118, 17158824, 22878432, 25738236, 34317648, 51476472, 68635296, 102952944, 205905888]

約数ペア:

[(1, 205905888), (2, 102952944), (3, 68635296), (4, 51476472), (6, 34317648), (8, 25738236), (9, 22878432), (12, 17158824), (16, 12869118), (18, 11439216), (19, 10837152), (24, 8579412), (27, 7626144), (32, 6434559), (36, 5719608), (37, 5565024), (38, 5418576), (48, 4289706), (54, 3813072), (57, 3612384), (72, 2859804), (74, 2782512), (76, 2709288), (81, 2542048), (96, 2144853), (108, 1906536), (111, 1855008), (113, 1822176), (114, 1806192), (144, 1429902), (148, 1391256), (152, 1354644), (162, 1271024), (171, 1204128), (216, 953268), (222, 927504), (226, 911088), (228, 903096), (288, 714951), (296, 695628), (304, 677322), (324, 635512), (333, 618336), (339, 607392), (342, 602064), (432, 476634), (444, 463752), (452, 455544), (456, 451548), (513, 401376), (592, 347814), (608, 338661), (648, 317756), (666, 309168), (678, 303696), (684, 301032), (703, 292896), (864, 238317), (888, 231876), (904, 227772), (912, 225774), (999, 206112), (1017, 202464), (1026, 200688), (1184, 173907), (1296, 158878), (1332, 154584), (1356, 151848), (1368, 150516), (1406, 146448), (1539, 133792), (1776, 115938), (1808, 113886), (1824, 112887), (1998, 103056), (2034, 101232), (2052, 100344), (2109, 97632), (2147, 95904), (2592, 79439), (2664, 77292), (2712, 75924), (2736, 75258), (2812, 73224), (2997, 68704), (3051, 67488), (3078, 66896), (3552, 57969), (3616, 56943), (3996, 51528), (4068, 50616), (4104, 50172), (4181, 49248), (4218, 48816), (4294, 47952), (5328, 38646), (5424, 37962), (5472, 37629), (5624, 36612), (5994, 34352), (6102, 33744), (6156, 33448), (6327, 32544), (6441, 31968), (7992, 25764), (8136, 25308), (8208, 25086), (8362, 24624), (8436, 24408), (8588, 23976), (9153, 22496), (10656, 19323), (10848, 18981), (11248, 18306), (11988, 17176), (12204, 16872), (12312, 16724), (12543, 16416), (12654, 16272), (12882, 15984)]