216781380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 192

約数和(自身を含む): 709632000

約数和(自身を除く): 492850620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 109, 116, 127, 135, 145, 174, 180, 218, 254, 261, 270, 290, 327, 348, 381, 435, 436, 508, 522, 540, 545, 580, 635, 654, 762, 783, 870, 981, 1044, 1090, 1143, 1270, 1305, 1308, 1524, 1566, 1635, 1740, 1905, 1962, 2180, 2286, 2540, 2610, 2943, 3132, 3161, 3270, 3429, 3683, 3810, 3915, 3924, 4572, 4905, 5220, 5715, 5886, 6322, 6540, 6858, 7366, 7620, 7830, 9483, 9810, 11049, 11430, 11772, 12644, 13716, 13843, 14715, 14732, 15660, 15805, 17145, 18415, 18966, 19620, 22098, 22860, 27686, 28449, 29430, 31610, 33147, 34290, 36830, 37932, 41529, 44196, 47415, 55245, 55372, 56898, 58860, 63220, 66294, 68580, 69215, 73660, 83058, 85347, 94830, 99441, 110490, 113796, 124587, 132588, 138430, 142245, 165735, 166116, 170694, 189660, 198882, 207645, 220980, 249174, 276860, 284490, 331470, 341388, 373761, 397764, 401447, 415290, 426735, 497205, 498348, 568980, 622935, 662940, 747522, 802894, 830580, 853470, 994410, 1204341, 1245870, 1495044, 1605788, 1706940, 1868805, 1988820, 2007235, 2408682, 2491740, 3613023, 3737610, 4014470, 4817364, 6021705, 7226046, 7475220, 8028940, 10839069, 12043410, 14452092, 18065115, 21678138, 24086820, 36130230, 43356276, 54195345, 72260460, 108390690, 216781380]

約数ペア:

[(1, 216781380), (2, 108390690), (3, 72260460), (4, 54195345), (5, 43356276), (6, 36130230), (9, 24086820), (10, 21678138), (12, 18065115), (15, 14452092), (18, 12043410), (20, 10839069), (27, 8028940), (29, 7475220), (30, 7226046), (36, 6021705), (45, 4817364), (54, 4014470), (58, 3737610), (60, 3613023), (87, 2491740), (90, 2408682), (108, 2007235), (109, 1988820), (116, 1868805), (127, 1706940), (135, 1605788), (145, 1495044), (174, 1245870), (180, 1204341), (218, 994410), (254, 853470), (261, 830580), (270, 802894), (290, 747522), (327, 662940), (348, 622935), (381, 568980), (435, 498348), (436, 497205), (508, 426735), (522, 415290), (540, 401447), (545, 397764), (580, 373761), (635, 341388), (654, 331470), (762, 284490), (783, 276860), (870, 249174), (981, 220980), (1044, 207645), (1090, 198882), (1143, 189660), (1270, 170694), (1305, 166116), (1308, 165735), (1524, 142245), (1566, 138430), (1635, 132588), (1740, 124587), (1905, 113796), (1962, 110490), (2180, 99441), (2286, 94830), (2540, 85347), (2610, 83058), (2943, 73660), (3132, 69215), (3161, 68580), (3270, 66294), (3429, 63220), (3683, 58860), (3810, 56898), (3915, 55372), (3924, 55245), (4572, 47415), (4905, 44196), (5220, 41529), (5715, 37932), (5886, 36830), (6322, 34290), (6540, 33147), (6858, 31610), (7366, 29430), (7620, 28449), (7830, 27686), (9483, 22860), (9810, 22098), (11049, 19620), (11430, 18966), (11772, 18415), (12644, 17145), (13716, 15805), (13843, 15660), (14715, 14732)]