1398648720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4651}}^1$

素因数の和:4853

約数の個数: 160

約数和(自身を含む): 4983966720

約数和(自身を除く): 3585318000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 179, 210, 240, 280, 336, 358, 420, 537, 560, 716, 840, 895, 1074, 1253, 1432, 1680, 1790, 2148, 2506, 2685, 2864, 3580, 3759, 4296, 4651, 5012, 5370, 6265, 7160, 7518, 8592, 9302, 10024, 10740, 12530, 13953, 14320, 15036, 18604, 18795, 20048, 21480, 23255, 25060, 27906, 30072, 32557, 37208, 37590, 42960, 46510, 50120, 55812, 60144, 65114, 69765, 74416, 75180, 93020, 97671, 100240, 111624, 130228, 139530, 150360, 162785, 186040, 195342, 223248, 260456, 279060, 300720, 325570, 372080, 390684, 488355, 520912, 558120, 651140, 781368, 832529, 976710, 1116240, 1302280, 1562736, 1665058, 1953420, 2497587, 2604560, 3330116, 3906840, 4162645, 4995174, 5827703, 6660232, 7813680, 8325290, 9990348, 11655406, 12487935, 13320464, 16650580, 17483109, 19980696, 23310812, 24975870, 29138515, 33301160, 34966218, 39961392, 46621624, 49951740, 58277030, 66602320, 69932436, 87415545, 93243248, 99903480, 116554060, 139864872, 174831090, 199806960, 233108120, 279729744, 349662180, 466216240, 699324360, 1398648720]

約数ペア:

[(1, 1398648720), (2, 699324360), (3, 466216240), (4, 349662180), (5, 279729744), (6, 233108120), (7, 199806960), (8, 174831090), (10, 139864872), (12, 116554060), (14, 99903480), (15, 93243248), (16, 87415545), (20, 69932436), (21, 66602320), (24, 58277030), (28, 49951740), (30, 46621624), (35, 39961392), (40, 34966218), (42, 33301160), (48, 29138515), (56, 24975870), (60, 23310812), (70, 19980696), (80, 17483109), (84, 16650580), (105, 13320464), (112, 12487935), (120, 11655406), (140, 9990348), (168, 8325290), (179, 7813680), (210, 6660232), (240, 5827703), (280, 4995174), (336, 4162645), (358, 3906840), (420, 3330116), (537, 2604560), (560, 2497587), (716, 1953420), (840, 1665058), (895, 1562736), (1074, 1302280), (1253, 1116240), (1432, 976710), (1680, 832529), (1790, 781368), (2148, 651140), (2506, 558120), (2685, 520912), (2864, 488355), (3580, 390684), (3759, 372080), (4296, 325570), (4651, 300720), (5012, 279060), (5370, 260456), (6265, 223248), (7160, 195342), (7518, 186040), (8592, 162785), (9302, 150360), (10024, 139530), (10740, 130228), (12530, 111624), (13953, 100240), (14320, 97671), (15036, 93020), (18604, 75180), (18795, 74416), (20048, 69765), (21480, 65114), (23255, 60144), (25060, 55812), (27906, 50120), (30072, 46510), (32557, 42960), (37208, 37590)]