76917280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 208134360

約数和(自身を除く): 131217080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 121, 137, 145, 160, 176, 220, 232, 242, 274, 290, 319, 352, 440, 464, 484, 548, 580, 605, 638, 685, 880, 928, 968, 1096, 1160, 1210, 1276, 1370, 1507, 1595, 1760, 1936, 2192, 2320, 2420, 2552, 2740, 3014, 3190, 3509, 3872, 3973, 4384, 4640, 4840, 5104, 5480, 6028, 6380, 7018, 7535, 7946, 9680, 10208, 10960, 12056, 12760, 14036, 15070, 15892, 16577, 17545, 19360, 19865, 21920, 24112, 25520, 28072, 30140, 31784, 33154, 35090, 39730, 43703, 48224, 51040, 56144, 60280, 63568, 66308, 70180, 79460, 82885, 87406, 112288, 120560, 127136, 132616, 140360, 158920, 165770, 174812, 218515, 241120, 265232, 280720, 317840, 331540, 349624, 437030, 480733, 530464, 561440, 635680, 663080, 699248, 874060, 961466, 1326160, 1398496, 1748120, 1922932, 2403665, 2652320, 3496240, 3845864, 4807330, 6992480, 7691728, 9614660, 15383456, 19229320, 38458640, 76917280]

約数ペア:

[(1, 76917280), (2, 38458640), (4, 19229320), (5, 15383456), (8, 9614660), (10, 7691728), (11, 6992480), (16, 4807330), (20, 3845864), (22, 3496240), (29, 2652320), (32, 2403665), (40, 1922932), (44, 1748120), (55, 1398496), (58, 1326160), (80, 961466), (88, 874060), (110, 699248), (116, 663080), (121, 635680), (137, 561440), (145, 530464), (160, 480733), (176, 437030), (220, 349624), (232, 331540), (242, 317840), (274, 280720), (290, 265232), (319, 241120), (352, 218515), (440, 174812), (464, 165770), (484, 158920), (548, 140360), (580, 132616), (605, 127136), (638, 120560), (685, 112288), (880, 87406), (928, 82885), (968, 79460), (1096, 70180), (1160, 66308), (1210, 63568), (1276, 60280), (1370, 56144), (1507, 51040), (1595, 48224), (1760, 43703), (1936, 39730), (2192, 35090), (2320, 33154), (2420, 31784), (2552, 30140), (2740, 28072), (3014, 25520), (3190, 24112), (3509, 21920), (3872, 19865), (3973, 19360), (4384, 17545), (4640, 16577), (4840, 15892), (5104, 15070), (5480, 14036), (6028, 12760), (6380, 12056), (7018, 10960), (7535, 10208), (7946, 9680)]