1321128216

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:718

約数の個数: 192

約数和(自身を含む): 3964646400

約数和(自身を除く): 2643518184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 43, 57, 72, 74, 76, 86, 111, 114, 129, 148, 152, 171, 172, 222, 228, 258, 296, 333, 342, 344, 387, 444, 456, 516, 607, 666, 684, 703, 774, 817, 888, 1032, 1214, 1332, 1368, 1406, 1548, 1591, 1634, 1821, 2109, 2428, 2451, 2664, 2812, 3096, 3182, 3268, 3642, 4218, 4773, 4856, 4902, 5463, 5624, 6327, 6364, 6536, 7284, 7353, 8436, 9546, 9804, 10926, 11533, 12654, 12728, 14319, 14568, 14706, 16872, 19092, 19608, 21852, 22459, 23066, 25308, 26101, 28638, 29412, 30229, 34599, 38184, 43704, 44918, 46132, 50616, 52202, 57276, 58824, 60458, 67377, 69198, 78303, 89836, 90687, 92264, 103797, 104404, 114552, 120916, 134754, 138396, 156606, 179672, 181374, 202131, 207594, 208808, 234909, 241832, 269508, 272061, 276792, 313212, 362748, 404262, 415188, 426721, 469818, 495919, 539016, 544122, 626424, 725496, 808524, 830376, 853442, 939636, 965737, 991838, 1088244, 1280163, 1487757, 1617048, 1706884, 1879272, 1931474, 1983676, 2176488, 2560326, 2897211, 2975514, 3413768, 3840489, 3862948, 3967352, 4463271, 5120652, 5794422, 5951028, 7680978, 7725896, 8691633, 8926542, 10241304, 11588844, 11902056, 15361956, 17383266, 17853084, 18349003, 23177688, 30723912, 34766532, 35706168, 36698006, 55047009, 69533064, 73396012, 110094018, 146792024, 165141027, 220188036, 330282054, 440376072, 660564108, 1321128216]

約数ペア:

[(1, 1321128216), (2, 660564108), (3, 440376072), (4, 330282054), (6, 220188036), (8, 165141027), (9, 146792024), (12, 110094018), (18, 73396012), (19, 69533064), (24, 55047009), (36, 36698006), (37, 35706168), (38, 34766532), (43, 30723912), (57, 23177688), (72, 18349003), (74, 17853084), (76, 17383266), (86, 15361956), (111, 11902056), (114, 11588844), (129, 10241304), (148, 8926542), (152, 8691633), (171, 7725896), (172, 7680978), (222, 5951028), (228, 5794422), (258, 5120652), (296, 4463271), (333, 3967352), (342, 3862948), (344, 3840489), (387, 3413768), (444, 2975514), (456, 2897211), (516, 2560326), (607, 2176488), (666, 1983676), (684, 1931474), (703, 1879272), (774, 1706884), (817, 1617048), (888, 1487757), (1032, 1280163), (1214, 1088244), (1332, 991838), (1368, 965737), (1406, 939636), (1548, 853442), (1591, 830376), (1634, 808524), (1821, 725496), (2109, 626424), (2428, 544122), (2451, 539016), (2664, 495919), (2812, 469818), (3096, 426721), (3182, 415188), (3268, 404262), (3642, 362748), (4218, 313212), (4773, 276792), (4856, 272061), (4902, 269508), (5463, 241832), (5624, 234909), (6327, 208808), (6364, 207594), (6536, 202131), (7284, 181374), (7353, 179672), (8436, 156606), (9546, 138396), (9804, 134754), (10926, 120916), (11533, 114552), (12654, 104404), (12728, 103797), (14319, 92264), (14568, 90687), (14706, 89836), (16872, 78303), (19092, 69198), (19608, 67377), (21852, 60458), (22459, 58824), (23066, 57276), (25308, 52202), (26101, 50616), (28638, 46132), (29412, 44918), (30229, 43704), (34599, 38184)]