20408527104

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1077

約数の個数: 288

約数和(自身を含む): 64612638720

約数和(自身を除く): 44204111616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 139, 168, 186, 192, 217, 224, 248, 256, 278, 336, 372, 384, 417, 434, 448, 496, 556, 651, 672, 744, 768, 834, 868, 881, 896, 973, 992, 1112, 1302, 1344, 1488, 1668, 1736, 1762, 1792, 1946, 1984, 2224, 2604, 2643, 2688, 2919, 2976, 3336, 3472, 3524, 3892, 3968, 4309, 4448, 5208, 5286, 5376, 5838, 5952, 6167, 6672, 6944, 7048, 7784, 7936, 8618, 8896, 10416, 10572, 11676, 11904, 12334, 12927, 13344, 13888, 14096, 15568, 17236, 17792, 18501, 20832, 21144, 23352, 23808, 24668, 25854, 26688, 27311, 27776, 28192, 30163, 31136, 34472, 35584, 37002, 41664, 42288, 46704, 49336, 51708, 53376, 54622, 55552, 56384, 60326, 62272, 68944, 74004, 81933, 83328, 84576, 90489, 93408, 98672, 103416, 106752, 109244, 112768, 120652, 122459, 124544, 137888, 148008, 163866, 166656, 169152, 180978, 186816, 191177, 197344, 206832, 218488, 225536, 241304, 244918, 249088, 275776, 296016, 327732, 338304, 361956, 367377, 373632, 382354, 394688, 413664, 436976, 482608, 489836, 551552, 573531, 592032, 655464, 676608, 723912, 734754, 747264, 764708, 789376, 827328, 857213, 873952, 965216, 979672, 1103104, 1147062, 1184064, 1310928, 1447824, 1469508, 1529416, 1578752, 1654656, 1714426, 1747904, 1930432, 1959344, 2294124, 2368128, 2571639, 2621856, 2895648, 2939016, 3058832, 3309312, 3428852, 3495808, 3796229, 3860864, 3918688, 4588248, 4736256, 5143278, 5243712, 5791296, 5878032, 6117664, 6857704, 6991616, 7592458, 7721728, 7837376, 9176496, 10286556, 10487424, 11388687, 11582592, 11756064, 12235328, 13715408, 15184916, 15674752, 18352992, 20573112, 20974848, 22777374, 23165184, 23512128, 24470656, 26573603, 27430816, 30369832, 31349504, 36705984, 41146224, 45554748, 47024256, 48941312, 53147206, 54861632, 60739664, 73411968, 79720809, 82292448, 91109496, 94048512, 106294412, 109723264, 121479328, 146823936, 159441618, 164584896, 182218992, 212588824, 219446528, 242958656, 318883236, 329169792, 364437984, 425177648, 485917312, 637766472, 658339584, 728875968, 850355296, 971834624, 1275532944, 1457751936, 1700710592, 2551065888, 2915503872, 3401421184, 5102131776, 6802842368, 10204263552, 20408527104]

約数ペア:

[(1, 20408527104), (2, 10204263552), (3, 6802842368), (4, 5102131776), (6, 3401421184), (7, 2915503872), (8, 2551065888), (12, 1700710592), (14, 1457751936), (16, 1275532944), (21, 971834624), (24, 850355296), (28, 728875968), (31, 658339584), (32, 637766472), (42, 485917312), (48, 425177648), (56, 364437984), (62, 329169792), (64, 318883236), (84, 242958656), (93, 219446528), (96, 212588824), (112, 182218992), (124, 164584896), (128, 159441618), (139, 146823936), (168, 121479328), (186, 109723264), (192, 106294412), (217, 94048512), (224, 91109496), (248, 82292448), (256, 79720809), (278, 73411968), (336, 60739664), (372, 54861632), (384, 53147206), (417, 48941312), (434, 47024256), (448, 45554748), (496, 41146224), (556, 36705984), (651, 31349504), (672, 30369832), (744, 27430816), (768, 26573603), (834, 24470656), (868, 23512128), (881, 23165184), (896, 22777374), (973, 20974848), (992, 20573112), (1112, 18352992), (1302, 15674752), (1344, 15184916), (1488, 13715408), (1668, 12235328), (1736, 11756064), (1762, 11582592), (1792, 11388687), (1946, 10487424), (1984, 10286556), (2224, 9176496), (2604, 7837376), (2643, 7721728), (2688, 7592458), (2919, 6991616), (2976, 6857704), (3336, 6117664), (3472, 5878032), (3524, 5791296), (3892, 5243712), (3968, 5143278), (4309, 4736256), (4448, 4588248), (5208, 3918688), (5286, 3860864), (5376, 3796229), (5838, 3495808), (5952, 3428852), (6167, 3309312), (6672, 3058832), (6944, 2939016), (7048, 2895648), (7784, 2621856), (7936, 2571639), (8618, 2368128), (8896, 2294124), (10416, 1959344), (10572, 1930432), (11676, 1747904), (11904, 1714426), (12334, 1654656), (12927, 1578752), (13344, 1529416), (13888, 1469508), (14096, 1447824), (15568, 1310928), (17236, 1184064), (17792, 1147062), (18501, 1103104), (20832, 979672), (21144, 965216), (23352, 873952), (23808, 857213), (24668, 827328), (25854, 789376), (26688, 764708), (27311, 747264), (27776, 734754), (28192, 723912), (30163, 676608), (31136, 655464), (34472, 592032), (35584, 573531), (37002, 551552), (41664, 489836), (42288, 482608), (46704, 436976), (49336, 413664), (51708, 394688), (53376, 382354), (54622, 373632), (55552, 367377), (56384, 361956), (60326, 338304), (62272, 327732), (68944, 296016), (74004, 275776), (81933, 249088), (83328, 244918), (84576, 241304), (90489, 225536), (93408, 218488), (98672, 206832), (103416, 197344), (106752, 191177), (109244, 186816), (112768, 180978), (120652, 169152), (122459, 166656), (124544, 163866), (137888, 148008)]