1638469728

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1949}}^1$

素因数の和:2114

約数の個数: 192

約数和(自身を含む): 5503680000

約数和(自身を除く): 3865210272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 139, 144, 168, 189, 216, 224, 252, 278, 288, 336, 378, 417, 432, 504, 556, 672, 756, 834, 864, 973, 1008, 1112, 1251, 1512, 1668, 1946, 1949, 2016, 2224, 2502, 2919, 3024, 3336, 3753, 3892, 3898, 4448, 5004, 5838, 5847, 6048, 6672, 7506, 7784, 7796, 8757, 10008, 11676, 11694, 13344, 13643, 15012, 15568, 15592, 17514, 17541, 20016, 23352, 23388, 26271, 27286, 30024, 31136, 31184, 35028, 35082, 40032, 40929, 46704, 46776, 52542, 52623, 54572, 60048, 62368, 70056, 70164, 81858, 93408, 93552, 105084, 105246, 109144, 120096, 122787, 140112, 140328, 163716, 187104, 210168, 210492, 218288, 245574, 270911, 280224, 280656, 327432, 368361, 420336, 420984, 436576, 491148, 541822, 561312, 654864, 736722, 812733, 840672, 841968, 982296, 1083644, 1309728, 1473444, 1625466, 1683936, 1896377, 1964592, 2167288, 2438199, 2946888, 3250932, 3792754, 3929184, 4334576, 4876398, 5689131, 5893776, 6501864, 7314597, 7585508, 8669152, 9752796, 11378262, 11787552, 13003728, 14629194, 15171016, 17067393, 19505592, 22756524, 26007456, 29258388, 30342032, 34134786, 39011184, 45513048, 51202179, 58516776, 60684064, 68269572, 78022368, 91026096, 102404358, 117033552, 136539144, 182052192, 204808716, 234067104, 273078288, 409617432, 546156576, 819234864, 1638469728]

約数ペア:

[(1, 1638469728), (2, 819234864), (3, 546156576), (4, 409617432), (6, 273078288), (7, 234067104), (8, 204808716), (9, 182052192), (12, 136539144), (14, 117033552), (16, 102404358), (18, 91026096), (21, 78022368), (24, 68269572), (27, 60684064), (28, 58516776), (32, 51202179), (36, 45513048), (42, 39011184), (48, 34134786), (54, 30342032), (56, 29258388), (63, 26007456), (72, 22756524), (84, 19505592), (96, 17067393), (108, 15171016), (112, 14629194), (126, 13003728), (139, 11787552), (144, 11378262), (168, 9752796), (189, 8669152), (216, 7585508), (224, 7314597), (252, 6501864), (278, 5893776), (288, 5689131), (336, 4876398), (378, 4334576), (417, 3929184), (432, 3792754), (504, 3250932), (556, 2946888), (672, 2438199), (756, 2167288), (834, 1964592), (864, 1896377), (973, 1683936), (1008, 1625466), (1112, 1473444), (1251, 1309728), (1512, 1083644), (1668, 982296), (1946, 841968), (1949, 840672), (2016, 812733), (2224, 736722), (2502, 654864), (2919, 561312), (3024, 541822), (3336, 491148), (3753, 436576), (3892, 420984), (3898, 420336), (4448, 368361), (5004, 327432), (5838, 280656), (5847, 280224), (6048, 270911), (6672, 245574), (7506, 218288), (7784, 210492), (7796, 210168), (8757, 187104), (10008, 163716), (11676, 140328), (11694, 140112), (13344, 122787), (13643, 120096), (15012, 109144), (15568, 105246), (15592, 105084), (17514, 93552), (17541, 93408), (20016, 81858), (23352, 70164), (23388, 70056), (26271, 62368), (27286, 60048), (30024, 54572), (31136, 52623), (31184, 52542), (35028, 46776), (35082, 46704), (40032, 40929)]