20808345480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2\times {\mathrm{827}}^1$

素因数の和:1108

約数の個数: 192

約数和(自身を含む): 67842411840

約数和(自身を除く): 47034066360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 827, 1016, 1270, 1524, 1560, 1651, 1654, 1905, 2481, 2540, 3048, 3302, 3308, 3810, 4135, 4953, 4962, 5080, 6604, 6616, 7620, 8255, 8270, 9906, 9924, 10751, 12405, 13208, 15240, 16129, 16510, 16540, 19812, 19848, 21502, 24765, 24810, 32253, 32258, 33020, 33080, 39624, 43004, 48387, 49530, 49620, 53755, 64506, 64516, 66040, 80645, 86008, 96774, 99060, 99240, 105029, 107510, 129012, 129032, 161265, 161290, 193548, 198120, 209677, 210058, 215020, 241935, 258024, 315087, 322530, 322580, 387096, 419354, 420116, 430040, 483870, 525145, 629031, 630174, 645060, 645160, 838708, 840232, 967740, 1048385, 1050290, 1258062, 1260348, 1290120, 1365377, 1575435, 1677416, 1935480, 2096770, 2100580, 2516124, 2520696, 2730754, 3145155, 3150870, 4096131, 4193540, 4201160, 5032248, 5461508, 6290310, 6301740, 6826885, 8192262, 8387080, 10923016, 12580620, 12603480, 13338683, 13653770, 16384524, 20480655, 25161240, 26677366, 27307540, 32769048, 40016049, 40961310, 53354732, 54615080, 66693415, 80032098, 81922620, 106709464, 133386830, 160064196, 163845240, 173402879, 200080245, 266773660, 320128392, 346805758, 400160490, 520208637, 533547320, 693611516, 800320980, 867014395, 1040417274, 1387223032, 1600641960, 1734028790, 2080834548, 2601043185, 3468057580, 4161669096, 5202086370, 6936115160, 10404172740, 20808345480]

約数ペア:

[(1, 20808345480), (2, 10404172740), (3, 6936115160), (4, 5202086370), (5, 4161669096), (6, 3468057580), (8, 2601043185), (10, 2080834548), (12, 1734028790), (13, 1600641960), (15, 1387223032), (20, 1040417274), (24, 867014395), (26, 800320980), (30, 693611516), (39, 533547320), (40, 520208637), (52, 400160490), (60, 346805758), (65, 320128392), (78, 266773660), (104, 200080245), (120, 173402879), (127, 163845240), (130, 160064196), (156, 133386830), (195, 106709464), (254, 81922620), (260, 80032098), (312, 66693415), (381, 54615080), (390, 53354732), (508, 40961310), (520, 40016049), (635, 32769048), (762, 27307540), (780, 26677366), (827, 25161240), (1016, 20480655), (1270, 16384524), (1524, 13653770), (1560, 13338683), (1651, 12603480), (1654, 12580620), (1905, 10923016), (2481, 8387080), (2540, 8192262), (3048, 6826885), (3302, 6301740), (3308, 6290310), (3810, 5461508), (4135, 5032248), (4953, 4201160), (4962, 4193540), (5080, 4096131), (6604, 3150870), (6616, 3145155), (7620, 2730754), (8255, 2520696), (8270, 2516124), (9906, 2100580), (9924, 2096770), (10751, 1935480), (12405, 1677416), (13208, 1575435), (15240, 1365377), (16129, 1290120), (16510, 1260348), (16540, 1258062), (19812, 1050290), (19848, 1048385), (21502, 967740), (24765, 840232), (24810, 838708), (32253, 645160), (32258, 645060), (33020, 630174), (33080, 629031), (39624, 525145), (43004, 483870), (48387, 430040), (49530, 420116), (49620, 419354), (53755, 387096), (64506, 322580), (64516, 322530), (66040, 315087), (80645, 258024), (86008, 241935), (96774, 215020), (99060, 210058), (99240, 209677), (105029, 198120), (107510, 193548), (129012, 161290), (129032, 161265)]