21235342240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{3169}}^1$

素因数の和:3415

約数の個数: 192

約数和(自身を含む): 59510384640

約数和(自身を除く): 38275042400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 193, 217, 224, 248, 280, 310, 386, 434, 496, 560, 620, 772, 868, 965, 992, 1085, 1120, 1240, 1351, 1544, 1736, 1930, 2170, 2480, 2702, 3088, 3169, 3472, 3860, 4340, 4960, 5404, 5983, 6176, 6338, 6755, 6944, 7720, 8680, 10808, 11966, 12676, 13510, 15440, 15845, 17360, 21616, 22183, 23932, 25352, 27020, 29915, 30880, 31690, 34720, 41881, 43232, 44366, 47864, 50704, 54040, 59830, 63380, 83762, 88732, 95728, 98239, 101408, 108080, 110915, 119660, 126760, 167524, 177464, 191456, 196478, 209405, 216160, 221830, 239320, 253520, 335048, 354928, 392956, 418810, 443660, 478640, 491195, 507040, 611617, 670096, 687673, 709856, 785912, 837620, 887320, 957280, 982390, 1223234, 1340192, 1375346, 1571824, 1675240, 1774640, 1964780, 2446468, 2750692, 3058085, 3143648, 3350480, 3438365, 3549280, 3929560, 4281319, 4892936, 5501384, 6116170, 6700960, 6876730, 7859120, 8562638, 9785872, 11002768, 12232340, 13753460, 15718240, 17125276, 18960127, 19571744, 21406595, 22005536, 24464680, 27506920, 34250552, 37920254, 42813190, 48929360, 55013840, 68501104, 75840508, 85626380, 94800635, 97858720, 110027680, 132720889, 137002208, 151681016, 171252760, 189601270, 265441778, 303362032, 342505520, 379202540, 530883556, 606724064, 663604445, 685011040, 758405080, 1061767112, 1327208890, 1516810160, 2123534224, 2654417780, 3033620320, 4247068448, 5308835560, 10617671120, 21235342240]

約数ペア:

[(1, 21235342240), (2, 10617671120), (4, 5308835560), (5, 4247068448), (7, 3033620320), (8, 2654417780), (10, 2123534224), (14, 1516810160), (16, 1327208890), (20, 1061767112), (28, 758405080), (31, 685011040), (32, 663604445), (35, 606724064), (40, 530883556), (56, 379202540), (62, 342505520), (70, 303362032), (80, 265441778), (112, 189601270), (124, 171252760), (140, 151681016), (155, 137002208), (160, 132720889), (193, 110027680), (217, 97858720), (224, 94800635), (248, 85626380), (280, 75840508), (310, 68501104), (386, 55013840), (434, 48929360), (496, 42813190), (560, 37920254), (620, 34250552), (772, 27506920), (868, 24464680), (965, 22005536), (992, 21406595), (1085, 19571744), (1120, 18960127), (1240, 17125276), (1351, 15718240), (1544, 13753460), (1736, 12232340), (1930, 11002768), (2170, 9785872), (2480, 8562638), (2702, 7859120), (3088, 6876730), (3169, 6700960), (3472, 6116170), (3860, 5501384), (4340, 4892936), (4960, 4281319), (5404, 3929560), (5983, 3549280), (6176, 3438365), (6338, 3350480), (6755, 3143648), (6944, 3058085), (7720, 2750692), (8680, 2446468), (10808, 1964780), (11966, 1774640), (12676, 1675240), (13510, 1571824), (15440, 1375346), (15845, 1340192), (17360, 1223234), (21616, 982390), (22183, 957280), (23932, 887320), (25352, 837620), (27020, 785912), (29915, 709856), (30880, 687673), (31690, 670096), (34720, 611617), (41881, 507040), (43232, 491195), (44366, 478640), (47864, 443660), (50704, 418810), (54040, 392956), (59830, 354928), (63380, 335048), (83762, 253520), (88732, 239320), (95728, 221830), (98239, 216160), (101408, 209405), (108080, 196478), (110915, 191456), (119660, 177464), (126760, 167524)]