20165521488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1\times {\mathrm{1721}}^1$

素因数の和:2593

約数の個数: 160

約数和(自身を含む): 61031427072

約数和(自身を除く): 40865905584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 84, 86, 112, 129, 168, 172, 258, 301, 336, 344, 516, 602, 688, 811, 903, 1032, 1204, 1622, 1721, 1806, 2064, 2408, 2433, 3244, 3442, 3612, 4816, 4866, 5163, 5677, 6488, 6884, 7224, 9732, 10326, 11354, 12047, 12976, 13768, 14448, 17031, 19464, 20652, 22708, 24094, 27536, 34062, 34873, 36141, 38928, 41304, 45416, 48188, 68124, 69746, 72282, 74003, 82608, 90832, 96376, 104619, 136248, 139492, 144564, 148006, 192752, 209238, 222009, 244111, 272496, 278984, 289128, 296012, 418476, 444018, 488222, 518021, 557968, 578256, 592024, 732333, 836952, 888036, 976444, 1036042, 1184048, 1395731, 1464666, 1554063, 1673904, 1776072, 1952888, 2072084, 2791462, 2929332, 3108126, 3552144, 3905776, 4144168, 4187193, 5582924, 5858664, 6216252, 8288336, 8374386, 9770117, 11165848, 11717328, 12432504, 16748772, 19540234, 22331696, 24865008, 29310351, 33497544, 39080468, 58620702, 60016433, 66995088, 78160936, 117241404, 120032866, 156321872, 180049299, 234482808, 240065732, 360098598, 420115031, 468965616, 480131464, 720197196, 840230062, 960262928, 1260345093, 1440394392, 1680460124, 2520690186, 2880788784, 3360920248, 5041380372, 6721840496, 10082760744, 20165521488]

約数ペア:

[(1, 20165521488), (2, 10082760744), (3, 6721840496), (4, 5041380372), (6, 3360920248), (7, 2880788784), (8, 2520690186), (12, 1680460124), (14, 1440394392), (16, 1260345093), (21, 960262928), (24, 840230062), (28, 720197196), (42, 480131464), (43, 468965616), (48, 420115031), (56, 360098598), (84, 240065732), (86, 234482808), (112, 180049299), (129, 156321872), (168, 120032866), (172, 117241404), (258, 78160936), (301, 66995088), (336, 60016433), (344, 58620702), (516, 39080468), (602, 33497544), (688, 29310351), (811, 24865008), (903, 22331696), (1032, 19540234), (1204, 16748772), (1622, 12432504), (1721, 11717328), (1806, 11165848), (2064, 9770117), (2408, 8374386), (2433, 8288336), (3244, 6216252), (3442, 5858664), (3612, 5582924), (4816, 4187193), (4866, 4144168), (5163, 3905776), (5677, 3552144), (6488, 3108126), (6884, 2929332), (7224, 2791462), (9732, 2072084), (10326, 1952888), (11354, 1776072), (12047, 1673904), (12976, 1554063), (13768, 1464666), (14448, 1395731), (17031, 1184048), (19464, 1036042), (20652, 976444), (22708, 888036), (24094, 836952), (27536, 732333), (34062, 592024), (34873, 578256), (36141, 557968), (38928, 518021), (41304, 488222), (45416, 444018), (48188, 418476), (68124, 296012), (69746, 289128), (72282, 278984), (74003, 272496), (82608, 244111), (90832, 222009), (96376, 209238), (104619, 192752), (136248, 148006), (139492, 144564)]