398141856

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:436

約数の個数: 216

約数和(自身を含む): 1336067460

約数和(自身を除く): 937925604

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 89, 96, 98, 112, 126, 144, 147, 168, 178, 196, 224, 252, 267, 288, 294, 317, 336, 356, 392, 441, 504, 534, 588, 623, 634, 672, 712, 784, 801, 882, 951, 1008, 1068, 1176, 1246, 1268, 1424, 1568, 1602, 1764, 1869, 1902, 2016, 2136, 2219, 2352, 2492, 2536, 2848, 2853, 3204, 3528, 3738, 3804, 4272, 4361, 4438, 4704, 4984, 5072, 5607, 5706, 6408, 6657, 7056, 7476, 7608, 8544, 8722, 8876, 9968, 10144, 11214, 11412, 12816, 13083, 13314, 14112, 14952, 15216, 15533, 17444, 17752, 19936, 19971, 22428, 22824, 25632, 26166, 26628, 28213, 29904, 30432, 31066, 34888, 35504, 39249, 39942, 44856, 45648, 46599, 52332, 53256, 56426, 59808, 62132, 69776, 71008, 78498, 79884, 84639, 89712, 91296, 93198, 104664, 106512, 112852, 124264, 139552, 139797, 156996, 159768, 169278, 179424, 186396, 197491, 209328, 213024, 225704, 248528, 253917, 279594, 313992, 319536, 338556, 372792, 394982, 418656, 451408, 497056, 507834, 559188, 592473, 627984, 639072, 677112, 745584, 789964, 902816, 1015668, 1118376, 1184946, 1255968, 1354224, 1382437, 1491168, 1579928, 1777419, 2031336, 2236752, 2369892, 2708448, 2764874, 3159856, 3554838, 4062672, 4147311, 4473504, 4739784, 5529748, 6319712, 7109676, 8125344, 8294622, 9479568, 11059496, 12441933, 14219352, 16589244, 18959136, 22118992, 24883866, 28438704, 33178488, 44237984, 49767732, 56877408, 66356976, 99535464, 132713952, 199070928, 398141856]

約数ペア:

[(1, 398141856), (2, 199070928), (3, 132713952), (4, 99535464), (6, 66356976), (7, 56877408), (8, 49767732), (9, 44237984), (12, 33178488), (14, 28438704), (16, 24883866), (18, 22118992), (21, 18959136), (24, 16589244), (28, 14219352), (32, 12441933), (36, 11059496), (42, 9479568), (48, 8294622), (49, 8125344), (56, 7109676), (63, 6319712), (72, 5529748), (84, 4739784), (89, 4473504), (96, 4147311), (98, 4062672), (112, 3554838), (126, 3159856), (144, 2764874), (147, 2708448), (168, 2369892), (178, 2236752), (196, 2031336), (224, 1777419), (252, 1579928), (267, 1491168), (288, 1382437), (294, 1354224), (317, 1255968), (336, 1184946), (356, 1118376), (392, 1015668), (441, 902816), (504, 789964), (534, 745584), (588, 677112), (623, 639072), (634, 627984), (672, 592473), (712, 559188), (784, 507834), (801, 497056), (882, 451408), (951, 418656), (1008, 394982), (1068, 372792), (1176, 338556), (1246, 319536), (1268, 313992), (1424, 279594), (1568, 253917), (1602, 248528), (1764, 225704), (1869, 213024), (1902, 209328), (2016, 197491), (2136, 186396), (2219, 179424), (2352, 169278), (2492, 159768), (2536, 156996), (2848, 139797), (2853, 139552), (3204, 124264), (3528, 112852), (3738, 106512), (3804, 104664), (4272, 93198), (4361, 91296), (4438, 89712), (4704, 84639), (4984, 79884), (5072, 78498), (5607, 71008), (5706, 69776), (6408, 62132), (6657, 59808), (7056, 56426), (7476, 53256), (7608, 52332), (8544, 46599), (8722, 45648), (8876, 44856), (9968, 39942), (10144, 39249), (11214, 35504), (11412, 34888), (12816, 31066), (13083, 30432), (13314, 29904), (14112, 28213), (14952, 26628), (15216, 26166), (15533, 25632), (17444, 22824), (17752, 22428), (19936, 19971)]