638861904

素因数分解:

$2^4\times 3^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:415

約数の個数: 200

約数和(自身を含む): 1983408768

約数和(自身を除く): 1344546864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 81, 102, 107, 108, 136, 144, 153, 162, 204, 214, 216, 271, 272, 306, 321, 324, 408, 428, 432, 459, 542, 612, 642, 648, 813, 816, 856, 918, 963, 1084, 1224, 1284, 1296, 1377, 1626, 1712, 1819, 1836, 1926, 2168, 2439, 2448, 2568, 2754, 2889, 3252, 3638, 3672, 3852, 4336, 4607, 4878, 5136, 5457, 5508, 5778, 6504, 7276, 7317, 7344, 7704, 8667, 9214, 9756, 10914, 11016, 11556, 13008, 13821, 14552, 14634, 15408, 16371, 17334, 18428, 19512, 21828, 21951, 22032, 23112, 27642, 28997, 29104, 29268, 32742, 34668, 36856, 39024, 41463, 43656, 43902, 46224, 49113, 55284, 57994, 58536, 65484, 69336, 73712, 82926, 86991, 87312, 87804, 98226, 110568, 115988, 117072, 124389, 130968, 138672, 147339, 165852, 173982, 175608, 196452, 221136, 231976, 248778, 260973, 261936, 294678, 331704, 347964, 351216, 373167, 392904, 463952, 492949, 497556, 521946, 589356, 663408, 695928, 746334, 782919, 785808, 985898, 995112, 1043892, 1178712, 1391856, 1478847, 1492668, 1565838, 1971796, 1990224, 2087784, 2348757, 2357424, 2957694, 2985336, 3131676, 3943592, 4175568, 4436541, 4697514, 5915388, 5970672, 6263352, 7887184, 8873082, 9395028, 11830776, 12526704, 13309623, 17746164, 18790056, 23661552, 26619246, 35492328, 37580112, 39928869, 53238492, 70984656, 79857738, 106476984, 159715476, 212953968, 319430952, 638861904]

約数ペア:

[(1, 638861904), (2, 319430952), (3, 212953968), (4, 159715476), (6, 106476984), (8, 79857738), (9, 70984656), (12, 53238492), (16, 39928869), (17, 37580112), (18, 35492328), (24, 26619246), (27, 23661552), (34, 18790056), (36, 17746164), (48, 13309623), (51, 12526704), (54, 11830776), (68, 9395028), (72, 8873082), (81, 7887184), (102, 6263352), (107, 5970672), (108, 5915388), (136, 4697514), (144, 4436541), (153, 4175568), (162, 3943592), (204, 3131676), (214, 2985336), (216, 2957694), (271, 2357424), (272, 2348757), (306, 2087784), (321, 1990224), (324, 1971796), (408, 1565838), (428, 1492668), (432, 1478847), (459, 1391856), (542, 1178712), (612, 1043892), (642, 995112), (648, 985898), (813, 785808), (816, 782919), (856, 746334), (918, 695928), (963, 663408), (1084, 589356), (1224, 521946), (1284, 497556), (1296, 492949), (1377, 463952), (1626, 392904), (1712, 373167), (1819, 351216), (1836, 347964), (1926, 331704), (2168, 294678), (2439, 261936), (2448, 260973), (2568, 248778), (2754, 231976), (2889, 221136), (3252, 196452), (3638, 175608), (3672, 173982), (3852, 165852), (4336, 147339), (4607, 138672), (4878, 130968), (5136, 124389), (5457, 117072), (5508, 115988), (5778, 110568), (6504, 98226), (7276, 87804), (7317, 87312), (7344, 86991), (7704, 82926), (8667, 73712), (9214, 69336), (9756, 65484), (10914, 58536), (11016, 57994), (11556, 55284), (13008, 49113), (13821, 46224), (14552, 43902), (14634, 43656), (15408, 41463), (16371, 39024), (17334, 36856), (18428, 34668), (19512, 32742), (21828, 29268), (21951, 29104), (22032, 28997), (23112, 27642)]