31631808

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:99

約数の個数: 224

約数和(自身を含む): 102412800

約数和(自身を除く): 70780992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 23, 24, 26, 29, 32, 38, 39, 46, 48, 52, 57, 58, 64, 69, 76, 78, 87, 92, 96, 104, 114, 116, 138, 152, 156, 174, 184, 192, 208, 228, 232, 247, 276, 299, 304, 312, 348, 368, 377, 416, 437, 456, 464, 494, 551, 552, 598, 608, 624, 667, 696, 736, 741, 754, 832, 874, 897, 912, 928, 988, 1102, 1104, 1131, 1196, 1216, 1248, 1311, 1334, 1392, 1472, 1482, 1508, 1653, 1748, 1794, 1824, 1856, 1976, 2001, 2204, 2208, 2262, 2392, 2496, 2622, 2668, 2784, 2964, 3016, 3306, 3496, 3588, 3648, 3952, 4002, 4408, 4416, 4524, 4784, 5244, 5336, 5568, 5681, 5928, 6032, 6612, 6992, 7163, 7176, 7904, 8004, 8671, 8816, 9048, 9568, 10488, 10672, 11362, 11856, 12064, 12673, 13224, 13984, 14326, 14352, 15808, 16008, 17043, 17342, 17632, 18096, 19136, 20976, 21344, 21489, 22724, 23712, 24128, 25346, 26013, 26448, 27968, 28652, 28704, 32016, 34086, 34684, 35264, 36192, 38019, 41952, 42688, 42978, 45448, 47424, 50692, 52026, 52896, 57304, 57408, 64032, 68172, 69368, 72384, 76038, 83904, 85956, 90896, 101384, 104052, 105792, 114608, 128064, 136344, 138736, 152076, 164749, 171912, 181792, 202768, 208104, 229216, 272688, 277472, 304152, 329498, 343824, 363584, 405536, 416208, 458432, 494247, 545376, 554944, 608304, 658996, 687648, 811072, 832416, 988494, 1090752, 1216608, 1317992, 1375296, 1664832, 1976988, 2433216, 2635984, 3953976, 5271968, 7907952, 10543936, 15815904, 31631808]

約数ペア:

[(1, 31631808), (2, 15815904), (3, 10543936), (4, 7907952), (6, 5271968), (8, 3953976), (12, 2635984), (13, 2433216), (16, 1976988), (19, 1664832), (23, 1375296), (24, 1317992), (26, 1216608), (29, 1090752), (32, 988494), (38, 832416), (39, 811072), (46, 687648), (48, 658996), (52, 608304), (57, 554944), (58, 545376), (64, 494247), (69, 458432), (76, 416208), (78, 405536), (87, 363584), (92, 343824), (96, 329498), (104, 304152), (114, 277472), (116, 272688), (138, 229216), (152, 208104), (156, 202768), (174, 181792), (184, 171912), (192, 164749), (208, 152076), (228, 138736), (232, 136344), (247, 128064), (276, 114608), (299, 105792), (304, 104052), (312, 101384), (348, 90896), (368, 85956), (377, 83904), (416, 76038), (437, 72384), (456, 69368), (464, 68172), (494, 64032), (551, 57408), (552, 57304), (598, 52896), (608, 52026), (624, 50692), (667, 47424), (696, 45448), (736, 42978), (741, 42688), (754, 41952), (832, 38019), (874, 36192), (897, 35264), (912, 34684), (928, 34086), (988, 32016), (1102, 28704), (1104, 28652), (1131, 27968), (1196, 26448), (1216, 26013), (1248, 25346), (1311, 24128), (1334, 23712), (1392, 22724), (1472, 21489), (1482, 21344), (1508, 20976), (1653, 19136), (1748, 18096), (1794, 17632), (1824, 17342), (1856, 17043), (1976, 16008), (2001, 15808), (2204, 14352), (2208, 14326), (2262, 13984), (2392, 13224), (2496, 12673), (2622, 12064), (2668, 11856), (2784, 11362), (2964, 10672), (3016, 10488), (3306, 9568), (3496, 9048), (3588, 8816), (3648, 8671), (3952, 8004), (4002, 7904), (4408, 7176), (4416, 7163), (4524, 6992), (4784, 6612), (5244, 6032), (5336, 5928), (5568, 5681)]