1667388640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 4269101760

約数和(自身を除く): 2601713120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 61, 80, 86, 116, 122, 137, 145, 160, 172, 215, 232, 244, 274, 290, 305, 344, 430, 464, 488, 548, 580, 610, 685, 688, 860, 928, 976, 1096, 1160, 1220, 1247, 1370, 1376, 1720, 1769, 1952, 2192, 2320, 2440, 2494, 2623, 2740, 3440, 3538, 3973, 4384, 4640, 4880, 4988, 5246, 5480, 5891, 6235, 6880, 7076, 7946, 8357, 8845, 9760, 9976, 10492, 10960, 11782, 12470, 13115, 14152, 15892, 16714, 17690, 19865, 19952, 20984, 21920, 23564, 24940, 26230, 28304, 29455, 31784, 33428, 35380, 39730, 39904, 41785, 41968, 47128, 49880, 52460, 56608, 58910, 63568, 66856, 70760, 76067, 79460, 83570, 83936, 94256, 99760, 104920, 117820, 127136, 133712, 141520, 152134, 158920, 167140, 170839, 188512, 199520, 209840, 235640, 242353, 267424, 283040, 304268, 317840, 334280, 341678, 359351, 380335, 419680, 471280, 484706, 608536, 635680, 668560, 683356, 718702, 760670, 854195, 942560, 969412, 1211765, 1217072, 1337120, 1366712, 1437404, 1521340, 1708390, 1796755, 1938824, 2423530, 2434144, 2733424, 2874808, 3042680, 3416780, 3593510, 3877648, 4847060, 5466848, 5749616, 6085360, 6833560, 7187020, 7755296, 9694120, 10421179, 11499232, 12170720, 13667120, 14374040, 19388240, 20842358, 27334240, 28748080, 38776480, 41684716, 52105895, 57496160, 83369432, 104211790, 166738864, 208423580, 333477728, 416847160, 833694320, 1667388640]

約数ペア:

[(1, 1667388640), (2, 833694320), (4, 416847160), (5, 333477728), (8, 208423580), (10, 166738864), (16, 104211790), (20, 83369432), (29, 57496160), (32, 52105895), (40, 41684716), (43, 38776480), (58, 28748080), (61, 27334240), (80, 20842358), (86, 19388240), (116, 14374040), (122, 13667120), (137, 12170720), (145, 11499232), (160, 10421179), (172, 9694120), (215, 7755296), (232, 7187020), (244, 6833560), (274, 6085360), (290, 5749616), (305, 5466848), (344, 4847060), (430, 3877648), (464, 3593510), (488, 3416780), (548, 3042680), (580, 2874808), (610, 2733424), (685, 2434144), (688, 2423530), (860, 1938824), (928, 1796755), (976, 1708390), (1096, 1521340), (1160, 1437404), (1220, 1366712), (1247, 1337120), (1370, 1217072), (1376, 1211765), (1720, 969412), (1769, 942560), (1952, 854195), (2192, 760670), (2320, 718702), (2440, 683356), (2494, 668560), (2623, 635680), (2740, 608536), (3440, 484706), (3538, 471280), (3973, 419680), (4384, 380335), (4640, 359351), (4880, 341678), (4988, 334280), (5246, 317840), (5480, 304268), (5891, 283040), (6235, 267424), (6880, 242353), (7076, 235640), (7946, 209840), (8357, 199520), (8845, 188512), (9760, 170839), (9976, 167140), (10492, 158920), (10960, 152134), (11782, 141520), (12470, 133712), (13115, 127136), (14152, 117820), (15892, 104920), (16714, 99760), (17690, 94256), (19865, 83936), (19952, 83570), (20984, 79460), (21920, 76067), (23564, 70760), (24940, 66856), (26230, 63568), (28304, 58910), (29455, 56608), (31784, 52460), (33428, 49880), (35380, 47128), (39730, 41968), (39904, 41785)]