263435928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 128

約数和(自身を含む): 796262400

約数和(自身を除く): 532826472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 79, 84, 92, 138, 158, 161, 168, 184, 237, 276, 316, 322, 474, 483, 552, 553, 632, 644, 863, 948, 966, 1106, 1288, 1659, 1726, 1817, 1896, 1932, 2212, 2589, 3318, 3452, 3634, 3864, 4424, 5178, 5451, 6041, 6636, 6904, 7268, 10356, 10902, 12082, 12719, 13272, 14536, 18123, 19849, 20712, 21804, 24164, 25438, 36246, 38157, 39698, 43608, 48328, 50876, 59547, 68177, 72492, 76314, 79396, 101752, 119094, 136354, 138943, 144984, 152628, 158792, 204531, 238188, 272708, 277886, 305256, 409062, 416829, 476376, 477239, 545416, 555772, 818124, 833658, 954478, 1111544, 1431717, 1568071, 1636248, 1667316, 1908956, 2863434, 3136142, 3334632, 3817912, 4704213, 5726868, 6272284, 9408426, 10976497, 11453736, 12544568, 18816852, 21952994, 32929491, 37633704, 43905988, 65858982, 87811976, 131717964, 263435928]

約数ペア:

[(1, 263435928), (2, 131717964), (3, 87811976), (4, 65858982), (6, 43905988), (7, 37633704), (8, 32929491), (12, 21952994), (14, 18816852), (21, 12544568), (23, 11453736), (24, 10976497), (28, 9408426), (42, 6272284), (46, 5726868), (56, 4704213), (69, 3817912), (79, 3334632), (84, 3136142), (92, 2863434), (138, 1908956), (158, 1667316), (161, 1636248), (168, 1568071), (184, 1431717), (237, 1111544), (276, 954478), (316, 833658), (322, 818124), (474, 555772), (483, 545416), (552, 477239), (553, 476376), (632, 416829), (644, 409062), (863, 305256), (948, 277886), (966, 272708), (1106, 238188), (1288, 204531), (1659, 158792), (1726, 152628), (1817, 144984), (1896, 138943), (1932, 136354), (2212, 119094), (2589, 101752), (3318, 79396), (3452, 76314), (3634, 72492), (3864, 68177), (4424, 59547), (5178, 50876), (5451, 48328), (6041, 43608), (6636, 39698), (6904, 38157), (7268, 36246), (10356, 25438), (10902, 24164), (12082, 21804), (12719, 20712), (13272, 19849), (14536, 18123)]