208977696

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 622702080

約数和(自身を除く): 413724384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 89, 93, 96, 124, 144, 178, 186, 248, 263, 267, 279, 288, 356, 372, 496, 526, 534, 558, 712, 744, 789, 801, 992, 1052, 1068, 1116, 1424, 1488, 1578, 1602, 2104, 2136, 2232, 2367, 2759, 2848, 2976, 3156, 3204, 4208, 4272, 4464, 4734, 5518, 6312, 6408, 8153, 8277, 8416, 8544, 8928, 9468, 11036, 12624, 12816, 16306, 16554, 18936, 22072, 23407, 24459, 24831, 25248, 25632, 32612, 33108, 37872, 44144, 46814, 48918, 49662, 65224, 66216, 70221, 73377, 75744, 88288, 93628, 97836, 99324, 130448, 132432, 140442, 146754, 187256, 195672, 198648, 210663, 260896, 264864, 280884, 293508, 374512, 391344, 397296, 421326, 561768, 587016, 725617, 749024, 782688, 794592, 842652, 1123536, 1174032, 1451234, 1685304, 2176851, 2247072, 2348064, 2902468, 3370608, 4353702, 5804936, 6530553, 6741216, 8707404, 11609872, 13061106, 17414808, 23219744, 26122212, 34829616, 52244424, 69659232, 104488848, 208977696]

約数ペア:

[(1, 208977696), (2, 104488848), (3, 69659232), (4, 52244424), (6, 34829616), (8, 26122212), (9, 23219744), (12, 17414808), (16, 13061106), (18, 11609872), (24, 8707404), (31, 6741216), (32, 6530553), (36, 5804936), (48, 4353702), (62, 3370608), (72, 2902468), (89, 2348064), (93, 2247072), (96, 2176851), (124, 1685304), (144, 1451234), (178, 1174032), (186, 1123536), (248, 842652), (263, 794592), (267, 782688), (279, 749024), (288, 725617), (356, 587016), (372, 561768), (496, 421326), (526, 397296), (534, 391344), (558, 374512), (712, 293508), (744, 280884), (789, 264864), (801, 260896), (992, 210663), (1052, 198648), (1068, 195672), (1116, 187256), (1424, 146754), (1488, 140442), (1578, 132432), (1602, 130448), (2104, 99324), (2136, 97836), (2232, 93628), (2367, 88288), (2759, 75744), (2848, 73377), (2976, 70221), (3156, 66216), (3204, 65224), (4208, 49662), (4272, 48918), (4464, 46814), (4734, 44144), (5518, 37872), (6312, 33108), (6408, 32612), (8153, 25632), (8277, 25248), (8416, 24831), (8544, 24459), (8928, 23407), (9468, 22072), (11036, 18936), (12624, 16554), (12816, 16306)]