251990928

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:602

約数の個数: 180

約数和(自身を含む): 833571648

約数和(自身を除く): 581580720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 71, 72, 84, 98, 112, 126, 142, 144, 147, 168, 196, 213, 252, 284, 294, 336, 392, 426, 441, 497, 503, 504, 568, 588, 639, 784, 852, 882, 994, 1006, 1008, 1136, 1176, 1278, 1491, 1509, 1704, 1764, 1988, 2012, 2352, 2556, 2982, 3018, 3408, 3479, 3521, 3528, 3976, 4024, 4473, 4527, 5112, 5964, 6036, 6958, 7042, 7056, 7952, 8048, 8946, 9054, 10224, 10437, 10563, 11928, 12072, 13916, 14084, 17892, 18108, 20874, 21126, 23856, 24144, 24647, 27832, 28168, 31311, 31689, 35713, 35784, 36216, 41748, 42252, 49294, 55664, 56336, 62622, 63378, 71426, 71568, 72432, 73941, 83496, 84504, 98588, 107139, 125244, 126756, 142852, 147882, 166992, 169008, 197176, 214278, 221823, 249991, 250488, 253512, 285704, 295764, 321417, 394352, 428556, 443646, 499982, 500976, 507024, 571408, 591528, 642834, 749973, 857112, 887292, 999964, 1183056, 1285668, 1499946, 1714224, 1749937, 1774584, 1999928, 2249919, 2571336, 2999892, 3499874, 3549168, 3999856, 4499838, 5142672, 5249811, 5999784, 6999748, 8999676, 10499622, 11999568, 13999496, 15749433, 17999352, 20999244, 27998992, 31498866, 35998704, 41998488, 62997732, 83996976, 125995464, 251990928]

約数ペア:

[(1, 251990928), (2, 125995464), (3, 83996976), (4, 62997732), (6, 41998488), (7, 35998704), (8, 31498866), (9, 27998992), (12, 20999244), (14, 17999352), (16, 15749433), (18, 13999496), (21, 11999568), (24, 10499622), (28, 8999676), (36, 6999748), (42, 5999784), (48, 5249811), (49, 5142672), (56, 4499838), (63, 3999856), (71, 3549168), (72, 3499874), (84, 2999892), (98, 2571336), (112, 2249919), (126, 1999928), (142, 1774584), (144, 1749937), (147, 1714224), (168, 1499946), (196, 1285668), (213, 1183056), (252, 999964), (284, 887292), (294, 857112), (336, 749973), (392, 642834), (426, 591528), (441, 571408), (497, 507024), (503, 500976), (504, 499982), (568, 443646), (588, 428556), (639, 394352), (784, 321417), (852, 295764), (882, 285704), (994, 253512), (1006, 250488), (1008, 249991), (1136, 221823), (1176, 214278), (1278, 197176), (1491, 169008), (1509, 166992), (1704, 147882), (1764, 142852), (1988, 126756), (2012, 125244), (2352, 107139), (2556, 98588), (2982, 84504), (3018, 83496), (3408, 73941), (3479, 72432), (3521, 71568), (3528, 71426), (3976, 63378), (4024, 62622), (4473, 56336), (4527, 55664), (5112, 49294), (5964, 42252), (6036, 41748), (6958, 36216), (7042, 35784), (7056, 35713), (7952, 31689), (8048, 31311), (8946, 28168), (9054, 27832), (10224, 24647), (10437, 24144), (10563, 23856), (11928, 21126), (12072, 20874), (13916, 18108), (14084, 17892)]