990179008

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 224

約数和(自身を含む): 2614598784

約数和(自身を除く): 1624419776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 73, 91, 104, 112, 119, 136, 137, 146, 182, 208, 221, 224, 238, 272, 274, 292, 364, 416, 442, 448, 476, 511, 544, 548, 584, 728, 832, 884, 949, 952, 959, 1022, 1088, 1096, 1168, 1241, 1456, 1547, 1768, 1781, 1898, 1904, 1918, 2044, 2192, 2329, 2336, 2482, 2912, 3094, 3536, 3562, 3796, 3808, 3836, 4088, 4384, 4658, 4672, 4964, 5824, 6188, 6643, 7072, 7124, 7592, 7616, 7672, 8176, 8687, 8768, 9316, 9928, 10001, 12376, 12467, 13286, 14144, 14248, 15184, 15344, 16133, 16303, 16352, 17374, 18632, 19856, 20002, 24752, 24934, 26572, 28496, 30277, 30368, 30688, 32266, 32606, 32704, 34748, 37264, 39712, 40004, 49504, 49868, 53144, 56992, 60554, 60736, 61376, 64532, 65212, 69496, 70007, 74528, 79424, 80008, 99008, 99736, 106288, 112931, 113984, 121108, 129064, 130013, 130424, 138992, 140014, 149056, 160016, 170017, 199472, 211939, 212576, 225862, 242216, 258128, 260026, 260848, 277984, 280028, 320032, 340034, 398944, 423878, 425152, 451724, 484432, 516256, 520052, 521696, 555968, 560056, 640064, 680068, 797888, 847756, 903448, 910091, 968864, 1032512, 1040104, 1043392, 1120112, 1190119, 1360136, 1695512, 1806896, 1820182, 1937728, 2080208, 2210221, 2240224, 2380238, 2720272, 3391024, 3613792, 3640364, 4160416, 4420442, 4480448, 4760476, 5440544, 6782048, 7227584, 7280728, 8320832, 8840884, 9520952, 10881088, 13564096, 14561456, 15471547, 17681768, 19041904, 29122912, 30943094, 35363536, 38083808, 58245824, 61886188, 70727072, 76167616, 123772376, 141454144, 247544752, 495089504, 990179008]

約数ペア:

[(1, 990179008), (2, 495089504), (4, 247544752), (7, 141454144), (8, 123772376), (13, 76167616), (14, 70727072), (16, 61886188), (17, 58245824), (26, 38083808), (28, 35363536), (32, 30943094), (34, 29122912), (52, 19041904), (56, 17681768), (64, 15471547), (68, 14561456), (73, 13564096), (91, 10881088), (104, 9520952), (112, 8840884), (119, 8320832), (136, 7280728), (137, 7227584), (146, 6782048), (182, 5440544), (208, 4760476), (221, 4480448), (224, 4420442), (238, 4160416), (272, 3640364), (274, 3613792), (292, 3391024), (364, 2720272), (416, 2380238), (442, 2240224), (448, 2210221), (476, 2080208), (511, 1937728), (544, 1820182), (548, 1806896), (584, 1695512), (728, 1360136), (832, 1190119), (884, 1120112), (949, 1043392), (952, 1040104), (959, 1032512), (1022, 968864), (1088, 910091), (1096, 903448), (1168, 847756), (1241, 797888), (1456, 680068), (1547, 640064), (1768, 560056), (1781, 555968), (1898, 521696), (1904, 520052), (1918, 516256), (2044, 484432), (2192, 451724), (2329, 425152), (2336, 423878), (2482, 398944), (2912, 340034), (3094, 320032), (3536, 280028), (3562, 277984), (3796, 260848), (3808, 260026), (3836, 258128), (4088, 242216), (4384, 225862), (4658, 212576), (4672, 211939), (4964, 199472), (5824, 170017), (6188, 160016), (6643, 149056), (7072, 140014), (7124, 138992), (7592, 130424), (7616, 130013), (7672, 129064), (8176, 121108), (8687, 113984), (8768, 112931), (9316, 106288), (9928, 99736), (10001, 99008), (12376, 80008), (12467, 79424), (13286, 74528), (14144, 70007), (14248, 69496), (15184, 65212), (15344, 64532), (16133, 61376), (16303, 60736), (16352, 60554), (17374, 56992), (18632, 53144), (19856, 49868), (20002, 49504), (24752, 40004), (24934, 39712), (26572, 37264), (28496, 34748), (30277, 32704), (30368, 32606), (30688, 32266)]