87882760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 238464000

約数和(自身を除く): 150581240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 79, 116, 137, 140, 145, 158, 203, 232, 274, 280, 290, 316, 395, 406, 548, 553, 580, 632, 685, 790, 812, 959, 1015, 1096, 1106, 1160, 1370, 1580, 1624, 1918, 2030, 2212, 2291, 2740, 2765, 3160, 3836, 3973, 4060, 4424, 4582, 4795, 5480, 5530, 7672, 7946, 8120, 9164, 9590, 10823, 11060, 11455, 15892, 16037, 18328, 19180, 19865, 21646, 22120, 22910, 27811, 31784, 32074, 38360, 39730, 43292, 45820, 54115, 55622, 64148, 75761, 79460, 80185, 86584, 91640, 108230, 111244, 128296, 139055, 151522, 158920, 160370, 216460, 222488, 278110, 303044, 313867, 320740, 378805, 432920, 556220, 606088, 627734, 641480, 757610, 1112440, 1255468, 1515220, 1569335, 2197069, 2510936, 3030440, 3138670, 4394138, 6277340, 8788276, 10985345, 12554680, 17576552, 21970690, 43941380, 87882760]

約数ペア:

[(1, 87882760), (2, 43941380), (4, 21970690), (5, 17576552), (7, 12554680), (8, 10985345), (10, 8788276), (14, 6277340), (20, 4394138), (28, 3138670), (29, 3030440), (35, 2510936), (40, 2197069), (56, 1569335), (58, 1515220), (70, 1255468), (79, 1112440), (116, 757610), (137, 641480), (140, 627734), (145, 606088), (158, 556220), (203, 432920), (232, 378805), (274, 320740), (280, 313867), (290, 303044), (316, 278110), (395, 222488), (406, 216460), (548, 160370), (553, 158920), (580, 151522), (632, 139055), (685, 128296), (790, 111244), (812, 108230), (959, 91640), (1015, 86584), (1096, 80185), (1106, 79460), (1160, 75761), (1370, 64148), (1580, 55622), (1624, 54115), (1918, 45820), (2030, 43292), (2212, 39730), (2291, 38360), (2740, 32074), (2765, 31784), (3160, 27811), (3836, 22910), (3973, 22120), (4060, 21646), (4424, 19865), (4582, 19180), (4795, 18328), (5480, 16037), (5530, 15892), (7672, 11455), (7946, 11060), (8120, 10823), (9164, 9590)]