212236964500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:672

約数の個数: 288

約数和(自身を含む): 522989026560

約数和(自身を除く): 310752062060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 121, 122, 125, 131, 220, 242, 244, 250, 262, 275, 305, 439, 484, 500, 524, 550, 605, 610, 655, 671, 878, 1100, 1210, 1220, 1310, 1342, 1375, 1441, 1525, 1756, 2195, 2420, 2620, 2684, 2750, 2882, 3025, 3050, 3275, 3355, 4390, 4829, 5500, 5764, 6050, 6100, 6550, 6710, 7205, 7381, 7625, 7991, 8780, 9658, 10975, 12100, 13100, 13420, 14410, 14762, 15125, 15250, 15851, 15982, 16375, 16775, 19316, 21950, 24145, 26779, 28820, 29524, 30250, 30500, 31702, 31964, 32750, 33550, 36025, 36905, 39955, 43900, 48290, 53119, 53558, 54875, 57509, 60500, 63404, 65500, 67100, 72050, 73810, 79255, 79910, 83875, 87901, 96580, 106238, 107116, 109750, 115018, 120725, 133895, 144100, 147620, 158510, 159820, 167750, 175802, 180125, 184525, 199775, 212476, 219500, 230036, 241450, 265595, 267790, 287545, 294569, 317020, 335500, 351604, 360250, 369050, 396275, 399550, 439505, 482900, 531190, 535580, 575090, 589138, 603625, 632599, 669475, 720500, 738100, 792550, 799100, 879010, 922625, 966911, 998875, 1062380, 1150180, 1178276, 1207250, 1265198, 1327975, 1338950, 1437725, 1472845, 1585100, 1758020, 1845250, 1933822, 1981375, 1997750, 2197525, 2414500, 2530396, 2655950, 2677900, 2875450, 2945690, 3162995, 3240259, 3347375, 3508049, 3690500, 3867644, 3962750, 3995500, 4395050, 4834555, 5311900, 5750900, 5891380, 6325990, 6480518, 6639875, 6694750, 6958589, 7016098, 7188625, 7364225, 7925500, 8790100, 9669110, 10987625, 12651980, 12961036, 13279750, 13389500, 13917178, 14032196, 14377250, 14728450, 15814975, 16201295, 17540245, 19338220, 21975250, 24172775, 26559500, 27834356, 28754500, 29456900, 31629950, 32402590, 34792945, 35080490, 36821125, 38588539, 43950500, 48345550, 63259900, 64805180, 69585890, 70160980, 73642250, 77177078, 79074875, 81006475, 87701225, 96691100, 120863875, 139171780, 147284500, 154354156, 158149750, 162012950, 173964725, 175402450, 192942695, 241727750, 316299500, 324025900, 347929450, 350804900, 385885390, 405032375, 424473929, 438506125, 483455500, 695858900, 771770780, 810064750, 848947858, 869823625, 877012250, 964713475, 1620129500, 1697895716, 1739647250, 1754024500, 1929426950, 2122369645, 3479294500, 3858853900, 4244739290, 4823567375, 8489478580, 9647134750, 10611848225, 19294269500, 21223696450, 42447392900, 53059241125, 106118482250, 212236964500]

約数ペア:

[(1, 212236964500), (2, 106118482250), (4, 53059241125), (5, 42447392900), (10, 21223696450), (11, 19294269500), (20, 10611848225), (22, 9647134750), (25, 8489478580), (44, 4823567375), (50, 4244739290), (55, 3858853900), (61, 3479294500), (100, 2122369645), (110, 1929426950), (121, 1754024500), (122, 1739647250), (125, 1697895716), (131, 1620129500), (220, 964713475), (242, 877012250), (244, 869823625), (250, 848947858), (262, 810064750), (275, 771770780), (305, 695858900), (439, 483455500), (484, 438506125), (500, 424473929), (524, 405032375), (550, 385885390), (605, 350804900), (610, 347929450), (655, 324025900), (671, 316299500), (878, 241727750), (1100, 192942695), (1210, 175402450), (1220, 173964725), (1310, 162012950), (1342, 158149750), (1375, 154354156), (1441, 147284500), (1525, 139171780), (1756, 120863875), (2195, 96691100), (2420, 87701225), (2620, 81006475), (2684, 79074875), (2750, 77177078), (2882, 73642250), (3025, 70160980), (3050, 69585890), (3275, 64805180), (3355, 63259900), (4390, 48345550), (4829, 43950500), (5500, 38588539), (5764, 36821125), (6050, 35080490), (6100, 34792945), (6550, 32402590), (6710, 31629950), (7205, 29456900), (7381, 28754500), (7625, 27834356), (7991, 26559500), (8780, 24172775), (9658, 21975250), (10975, 19338220), (12100, 17540245), (13100, 16201295), (13420, 15814975), (14410, 14728450), (14762, 14377250), (15125, 14032196), (15250, 13917178), (15851, 13389500), (15982, 13279750), (16375, 12961036), (16775, 12651980), (19316, 10987625), (21950, 9669110), (24145, 8790100), (26779, 7925500), (28820, 7364225), (29524, 7188625), (30250, 7016098), (30500, 6958589), (31702, 6694750), (31964, 6639875), (32750, 6480518), (33550, 6325990), (36025, 5891380), (36905, 5750900), (39955, 5311900), (43900, 4834555), (48290, 4395050), (53119, 3995500), (53558, 3962750), (54875, 3867644), (57509, 3690500), (60500, 3508049), (63404, 3347375), (65500, 3240259), (67100, 3162995), (72050, 2945690), (73810, 2875450), (79255, 2677900), (79910, 2655950), (83875, 2530396), (87901, 2414500), (96580, 2197525), (106238, 1997750), (107116, 1981375), (109750, 1933822), (115018, 1845250), (120725, 1758020), (133895, 1585100), (144100, 1472845), (147620, 1437725), (158510, 1338950), (159820, 1327975), (167750, 1265198), (175802, 1207250), (180125, 1178276), (184525, 1150180), (199775, 1062380), (212476, 998875), (219500, 966911), (230036, 922625), (241450, 879010), (265595, 799100), (267790, 792550), (287545, 738100), (294569, 720500), (317020, 669475), (335500, 632599), (351604, 603625), (360250, 589138), (369050, 575090), (396275, 535580), (399550, 531190), (439505, 482900)]