245372688

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:338

約数の個数: 240

約数和(自身を含む): 817090560

約数和(自身を除く): 571717872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 31, 33, 36, 38, 44, 48, 57, 62, 66, 72, 76, 88, 93, 99, 114, 124, 132, 144, 152, 171, 176, 186, 198, 209, 228, 248, 263, 264, 279, 304, 341, 342, 372, 396, 418, 456, 496, 526, 528, 558, 589, 627, 682, 684, 744, 789, 792, 836, 912, 1023, 1052, 1116, 1178, 1254, 1364, 1368, 1488, 1578, 1584, 1672, 1767, 1881, 2046, 2104, 2232, 2356, 2367, 2508, 2728, 2736, 2893, 3069, 3156, 3344, 3534, 3762, 4092, 4208, 4464, 4712, 4734, 4997, 5016, 5301, 5456, 5786, 6138, 6312, 6479, 7068, 7524, 8153, 8184, 8679, 9424, 9468, 9994, 10032, 10602, 11572, 12276, 12624, 12958, 14136, 14991, 15048, 16306, 16368, 17358, 18936, 19437, 19988, 21204, 23144, 24459, 24552, 25916, 26037, 28272, 29982, 30096, 32612, 34716, 37872, 38874, 39976, 42408, 44973, 46288, 48918, 49104, 51832, 52074, 54967, 58311, 59964, 65224, 69432, 73377, 77748, 79952, 84816, 89683, 89946, 97836, 103664, 104148, 109934, 116622, 119928, 130448, 138864, 146754, 154907, 155496, 164901, 179366, 179892, 195672, 208296, 219868, 233244, 239856, 269049, 293508, 309814, 310992, 329802, 358732, 359784, 391344, 416592, 439736, 464721, 466488, 494703, 538098, 587016, 619628, 659604, 717464, 719568, 807147, 879472, 929442, 932976, 989406, 1076196, 1174032, 1239256, 1319208, 1394163, 1434928, 1614294, 1703977, 1858884, 1978812, 2152392, 2478512, 2638416, 2788326, 3228588, 3407954, 3717768, 3957624, 4304784, 5111931, 5576652, 6457176, 6815908, 7435536, 7915248, 10223862, 11153304, 12914352, 13631816, 15335793, 20447724, 22306608, 27263632, 30671586, 40895448, 61343172, 81790896, 122686344, 245372688]

約数ペア:

[(1, 245372688), (2, 122686344), (3, 81790896), (4, 61343172), (6, 40895448), (8, 30671586), (9, 27263632), (11, 22306608), (12, 20447724), (16, 15335793), (18, 13631816), (19, 12914352), (22, 11153304), (24, 10223862), (31, 7915248), (33, 7435536), (36, 6815908), (38, 6457176), (44, 5576652), (48, 5111931), (57, 4304784), (62, 3957624), (66, 3717768), (72, 3407954), (76, 3228588), (88, 2788326), (93, 2638416), (99, 2478512), (114, 2152392), (124, 1978812), (132, 1858884), (144, 1703977), (152, 1614294), (171, 1434928), (176, 1394163), (186, 1319208), (198, 1239256), (209, 1174032), (228, 1076196), (248, 989406), (263, 932976), (264, 929442), (279, 879472), (304, 807147), (341, 719568), (342, 717464), (372, 659604), (396, 619628), (418, 587016), (456, 538098), (496, 494703), (526, 466488), (528, 464721), (558, 439736), (589, 416592), (627, 391344), (682, 359784), (684, 358732), (744, 329802), (789, 310992), (792, 309814), (836, 293508), (912, 269049), (1023, 239856), (1052, 233244), (1116, 219868), (1178, 208296), (1254, 195672), (1364, 179892), (1368, 179366), (1488, 164901), (1578, 155496), (1584, 154907), (1672, 146754), (1767, 138864), (1881, 130448), (2046, 119928), (2104, 116622), (2232, 109934), (2356, 104148), (2367, 103664), (2508, 97836), (2728, 89946), (2736, 89683), (2893, 84816), (3069, 79952), (3156, 77748), (3344, 73377), (3534, 69432), (3762, 65224), (4092, 59964), (4208, 58311), (4464, 54967), (4712, 52074), (4734, 51832), (4997, 49104), (5016, 48918), (5301, 46288), (5456, 44973), (5786, 42408), (6138, 39976), (6312, 38874), (6479, 37872), (7068, 34716), (7524, 32612), (8153, 30096), (8184, 29982), (8679, 28272), (9424, 26037), (9468, 25916), (9994, 24552), (10032, 24459), (10602, 23144), (11572, 21204), (12276, 19988), (12624, 19437), (12958, 18936), (14136, 17358), (14991, 16368), (15048, 16306)]