81608436

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 262953600

約数和(自身を除く): 181345164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 859, 1044, 1092, 1131, 1218, 1508, 1638, 1718, 1827, 2262, 2436, 2577, 2639, 3276, 3393, 3436, 3654, 4524, 5154, 5278, 6013, 6786, 7308, 7731, 7917, 10308, 10556, 11167, 12026, 13572, 15462, 15834, 18039, 22334, 23751, 24052, 24911, 30924, 31668, 33501, 36078, 44668, 47502, 49822, 54117, 67002, 72156, 74733, 78169, 95004, 99644, 100503, 108234, 134004, 149466, 156338, 174377, 201006, 216468, 224199, 234507, 298932, 312676, 323843, 348754, 402012, 448398, 469014, 523131, 647686, 697508, 703521, 896796, 938028, 971529, 1046262, 1295372, 1407042, 1569393, 1943058, 2092524, 2266901, 2814084, 2914587, 3138786, 3886116, 4533802, 5829174, 6277572, 6800703, 9067604, 11658348, 13601406, 20402109, 27202812, 40804218, 81608436]

約数ペア:

[(1, 81608436), (2, 40804218), (3, 27202812), (4, 20402109), (6, 13601406), (7, 11658348), (9, 9067604), (12, 6800703), (13, 6277572), (14, 5829174), (18, 4533802), (21, 3886116), (26, 3138786), (28, 2914587), (29, 2814084), (36, 2266901), (39, 2092524), (42, 1943058), (52, 1569393), (58, 1407042), (63, 1295372), (78, 1046262), (84, 971529), (87, 938028), (91, 896796), (116, 703521), (117, 697508), (126, 647686), (156, 523131), (174, 469014), (182, 448398), (203, 402012), (234, 348754), (252, 323843), (261, 312676), (273, 298932), (348, 234507), (364, 224199), (377, 216468), (406, 201006), (468, 174377), (522, 156338), (546, 149466), (609, 134004), (754, 108234), (812, 100503), (819, 99644), (859, 95004), (1044, 78169), (1092, 74733), (1131, 72156), (1218, 67002), (1508, 54117), (1638, 49822), (1718, 47502), (1827, 44668), (2262, 36078), (2436, 33501), (2577, 31668), (2639, 30924), (3276, 24911), (3393, 24052), (3436, 23751), (3654, 22334), (4524, 18039), (5154, 15834), (5278, 15462), (6013, 13572), (6786, 12026), (7308, 11167), (7731, 10556), (7917, 10308)]