20120723712

素因数分解:

$2^8\times 3^2\times {\mathrm{139}}^1\times {\mathrm{62827}}^1$

素因数の和:62988

約数の個数: 108

約数和(自身を含む): 58431296560

約数和(自身を除く): 38310572848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 256, 278, 288, 384, 417, 556, 576, 768, 834, 1112, 1152, 1251, 1668, 2224, 2304, 2502, 3336, 4448, 5004, 6672, 8896, 10008, 13344, 17792, 20016, 26688, 35584, 40032, 53376, 62827, 80064, 106752, 125654, 160128, 188481, 251308, 320256, 376962, 502616, 565443, 753924, 1005232, 1130886, 1507848, 2010464, 2261772, 3015696, 4020928, 4523544, 6031392, 8041856, 8732953, 9047088, 12062784, 16083712, 17465906, 18094176, 24125568, 26198859, 34931812, 36188352, 48251136, 52397718, 69863624, 72376704, 78596577, 104795436, 139727248, 144753408, 157193154, 209590872, 279454496, 314386308, 419181744, 558908992, 628772616, 838363488, 1117817984, 1257545232, 1676726976, 2235635968, 2515090464, 3353453952, 5030180928, 6706907904, 10060361856, 20120723712]

約数ペア:

[(1, 20120723712), (2, 10060361856), (3, 6706907904), (4, 5030180928), (6, 3353453952), (8, 2515090464), (9, 2235635968), (12, 1676726976), (16, 1257545232), (18, 1117817984), (24, 838363488), (32, 628772616), (36, 558908992), (48, 419181744), (64, 314386308), (72, 279454496), (96, 209590872), (128, 157193154), (139, 144753408), (144, 139727248), (192, 104795436), (256, 78596577), (278, 72376704), (288, 69863624), (384, 52397718), (417, 48251136), (556, 36188352), (576, 34931812), (768, 26198859), (834, 24125568), (1112, 18094176), (1152, 17465906), (1251, 16083712), (1668, 12062784), (2224, 9047088), (2304, 8732953), (2502, 8041856), (3336, 6031392), (4448, 4523544), (5004, 4020928), (6672, 3015696), (8896, 2261772), (10008, 2010464), (13344, 1507848), (17792, 1130886), (20016, 1005232), (26688, 753924), (35584, 565443), (40032, 502616), (53376, 376962), (62827, 320256), (80064, 251308), (106752, 188481), (125654, 160128)]