164565800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 464970240

約数和(自身を除く): 300404440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 47, 50, 56, 61, 70, 82, 94, 100, 122, 140, 164, 175, 188, 200, 205, 235, 244, 280, 287, 305, 328, 329, 350, 376, 410, 427, 470, 488, 574, 610, 658, 700, 820, 854, 940, 1025, 1148, 1175, 1220, 1316, 1400, 1435, 1525, 1640, 1645, 1708, 1880, 1927, 2050, 2135, 2296, 2350, 2440, 2501, 2632, 2867, 2870, 3050, 3290, 3416, 3854, 4100, 4270, 4700, 5002, 5734, 5740, 6100, 6580, 7175, 7708, 8200, 8225, 8540, 9400, 9635, 10004, 10675, 11468, 11480, 12200, 12505, 13160, 13489, 14335, 14350, 15416, 16450, 17080, 17507, 19270, 20008, 20069, 21350, 22936, 25010, 26978, 28670, 28700, 32900, 35014, 38540, 40138, 42700, 48175, 50020, 53956, 57340, 57400, 62525, 65800, 67445, 70028, 71675, 77080, 80276, 85400, 87535, 96350, 100040, 100345, 107912, 114680, 117547, 125050, 134890, 140056, 143350, 160552, 175070, 192700, 200690, 235094, 250100, 269780, 286700, 337225, 350140, 385400, 401380, 437675, 470188, 500200, 501725, 539560, 573400, 587735, 674450, 700280, 802760, 822829, 875350, 940376, 1003450, 1175470, 1348900, 1645658, 1750700, 2006900, 2350940, 2697800, 2938675, 3291316, 3501400, 4013800, 4114145, 4701880, 5877350, 6582632, 8228290, 11754700, 16456580, 20570725, 23509400, 32913160, 41141450, 82282900, 164565800]

約数ペア:

[(1, 164565800), (2, 82282900), (4, 41141450), (5, 32913160), (7, 23509400), (8, 20570725), (10, 16456580), (14, 11754700), (20, 8228290), (25, 6582632), (28, 5877350), (35, 4701880), (40, 4114145), (41, 4013800), (47, 3501400), (50, 3291316), (56, 2938675), (61, 2697800), (70, 2350940), (82, 2006900), (94, 1750700), (100, 1645658), (122, 1348900), (140, 1175470), (164, 1003450), (175, 940376), (188, 875350), (200, 822829), (205, 802760), (235, 700280), (244, 674450), (280, 587735), (287, 573400), (305, 539560), (328, 501725), (329, 500200), (350, 470188), (376, 437675), (410, 401380), (427, 385400), (470, 350140), (488, 337225), (574, 286700), (610, 269780), (658, 250100), (700, 235094), (820, 200690), (854, 192700), (940, 175070), (1025, 160552), (1148, 143350), (1175, 140056), (1220, 134890), (1316, 125050), (1400, 117547), (1435, 114680), (1525, 107912), (1640, 100345), (1645, 100040), (1708, 96350), (1880, 87535), (1927, 85400), (2050, 80276), (2135, 77080), (2296, 71675), (2350, 70028), (2440, 67445), (2501, 65800), (2632, 62525), (2867, 57400), (2870, 57340), (3050, 53956), (3290, 50020), (3416, 48175), (3854, 42700), (4100, 40138), (4270, 38540), (4700, 35014), (5002, 32900), (5734, 28700), (5740, 28670), (6100, 26978), (6580, 25010), (7175, 22936), (7708, 21350), (8200, 20069), (8225, 20008), (8540, 19270), (9400, 17507), (9635, 17080), (10004, 16450), (10675, 15416), (11468, 14350), (11480, 14335), (12200, 13489), (12505, 13160)]