20784457656

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7103}}^1$

素因数の和:7191

約数の個数: 256

約数和(自身を含む): 65470464000

約数和(自身を除く): 44686006344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 27, 31, 36, 38, 46, 54, 57, 62, 69, 72, 76, 92, 93, 108, 114, 124, 138, 152, 171, 184, 186, 207, 216, 228, 248, 276, 279, 342, 372, 414, 437, 456, 513, 552, 558, 589, 621, 684, 713, 744, 828, 837, 874, 1026, 1116, 1178, 1242, 1311, 1368, 1426, 1656, 1674, 1748, 1767, 2052, 2139, 2232, 2356, 2484, 2622, 2852, 3348, 3496, 3534, 3933, 4104, 4278, 4712, 4968, 5244, 5301, 5704, 6417, 6696, 7068, 7103, 7866, 8556, 10488, 10602, 11799, 12834, 13547, 14136, 14206, 15732, 15903, 17112, 19251, 21204, 21309, 23598, 25668, 27094, 28412, 31464, 31806, 38502, 40641, 42408, 42618, 47196, 51336, 54188, 56824, 63612, 63927, 77004, 81282, 85236, 94392, 108376, 121923, 127224, 127854, 134957, 154008, 162564, 163369, 170472, 191781, 220193, 243846, 255708, 269914, 325128, 326738, 365769, 383562, 404871, 440386, 487692, 490107, 511416, 539828, 653476, 660579, 731538, 767124, 809742, 880772, 975384, 980214, 1079656, 1214613, 1306952, 1321158, 1463076, 1470321, 1534248, 1619484, 1761544, 1960428, 1981737, 2429226, 2642316, 2926152, 2940642, 3104011, 3238968, 3643839, 3920856, 3963474, 4183667, 4410963, 4858452, 5064439, 5284632, 5881284, 5945211, 6208022, 7287678, 7926948, 8367334, 8821926, 9312033, 9716904, 10128878, 11762568, 11890422, 12416044, 12551001, 14575356, 15193317, 15853896, 16734668, 17643852, 18624066, 20257756, 23780844, 24832088, 25102002, 27936099, 29150712, 30386634, 33469336, 35287704, 37248132, 37653003, 40515512, 45579951, 47561688, 50204004, 55872198, 60773268, 74496264, 75306006, 83808297, 91159902, 96224341, 100408008, 111744396, 112959009, 121546536, 136739853, 150612012, 167616594, 182319804, 192448682, 223488792, 225918018, 273479706, 288673023, 301224024, 335233188, 364639608, 384897364, 451836036, 546959412, 577346046, 670466376, 769794728, 866019069, 903672072, 1093918824, 1154692092, 1732038138, 2309384184, 2598057207, 3464076276, 5196114414, 6928152552, 10392228828, 20784457656]

約数ペア:

[(1, 20784457656), (2, 10392228828), (3, 6928152552), (4, 5196114414), (6, 3464076276), (8, 2598057207), (9, 2309384184), (12, 1732038138), (18, 1154692092), (19, 1093918824), (23, 903672072), (24, 866019069), (27, 769794728), (31, 670466376), (36, 577346046), (38, 546959412), (46, 451836036), (54, 384897364), (57, 364639608), (62, 335233188), (69, 301224024), (72, 288673023), (76, 273479706), (92, 225918018), (93, 223488792), (108, 192448682), (114, 182319804), (124, 167616594), (138, 150612012), (152, 136739853), (171, 121546536), (184, 112959009), (186, 111744396), (207, 100408008), (216, 96224341), (228, 91159902), (248, 83808297), (276, 75306006), (279, 74496264), (342, 60773268), (372, 55872198), (414, 50204004), (437, 47561688), (456, 45579951), (513, 40515512), (552, 37653003), (558, 37248132), (589, 35287704), (621, 33469336), (684, 30386634), (713, 29150712), (744, 27936099), (828, 25102002), (837, 24832088), (874, 23780844), (1026, 20257756), (1116, 18624066), (1178, 17643852), (1242, 16734668), (1311, 15853896), (1368, 15193317), (1426, 14575356), (1656, 12551001), (1674, 12416044), (1748, 11890422), (1767, 11762568), (2052, 10128878), (2139, 9716904), (2232, 9312033), (2356, 8821926), (2484, 8367334), (2622, 7926948), (2852, 7287678), (3348, 6208022), (3496, 5945211), (3534, 5881284), (3933, 5284632), (4104, 5064439), (4278, 4858452), (4712, 4410963), (4968, 4183667), (5244, 3963474), (5301, 3920856), (5704, 3643839), (6417, 3238968), (6696, 3104011), (7068, 2940642), (7103, 2926152), (7866, 2642316), (8556, 2429226), (10488, 1981737), (10602, 1960428), (11799, 1761544), (12834, 1619484), (13547, 1534248), (14136, 1470321), (14206, 1463076), (15732, 1321158), (15903, 1306952), (17112, 1214613), (19251, 1079656), (21204, 980214), (21309, 975384), (23598, 880772), (25668, 809742), (27094, 767124), (28412, 731538), (31464, 660579), (31806, 653476), (38502, 539828), (40641, 511416), (42408, 490107), (42618, 487692), (47196, 440386), (51336, 404871), (54188, 383562), (56824, 365769), (63612, 326738), (63927, 325128), (77004, 269914), (81282, 255708), (85236, 243846), (94392, 220193), (108376, 191781), (121923, 170472), (127224, 163369), (127854, 162564), (134957, 154008)]