51442440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1371

約数の個数: 128

約数和(自身を含む): 180264960

約数和(自身を除く): 128822520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1303, 1316, 1410, 1645, 1880, 1974, 2606, 2632, 2820, 3290, 3909, 3948, 4935, 5212, 5640, 6515, 6580, 7818, 7896, 9121, 9870, 10424, 13030, 13160, 15636, 18242, 19545, 19740, 26060, 27363, 31272, 36484, 39090, 39480, 45605, 52120, 54726, 61241, 72968, 78180, 91210, 109452, 122482, 136815, 156360, 182420, 183723, 218904, 244964, 273630, 306205, 364840, 367446, 428687, 489928, 547260, 612410, 734892, 857374, 918615, 1094520, 1224820, 1286061, 1469784, 1714748, 1837230, 2143435, 2449640, 2572122, 3429496, 3674460, 4286870, 5144244, 6430305, 7348920, 8573740, 10288488, 12860610, 17147480, 25721220, 51442440]

約数ペア:

[(1, 51442440), (2, 25721220), (3, 17147480), (4, 12860610), (5, 10288488), (6, 8573740), (7, 7348920), (8, 6430305), (10, 5144244), (12, 4286870), (14, 3674460), (15, 3429496), (20, 2572122), (21, 2449640), (24, 2143435), (28, 1837230), (30, 1714748), (35, 1469784), (40, 1286061), (42, 1224820), (47, 1094520), (56, 918615), (60, 857374), (70, 734892), (84, 612410), (94, 547260), (105, 489928), (120, 428687), (140, 367446), (141, 364840), (168, 306205), (188, 273630), (210, 244964), (235, 218904), (280, 183723), (282, 182420), (329, 156360), (376, 136815), (420, 122482), (470, 109452), (564, 91210), (658, 78180), (705, 72968), (840, 61241), (940, 54726), (987, 52120), (1128, 45605), (1303, 39480), (1316, 39090), (1410, 36484), (1645, 31272), (1880, 27363), (1974, 26060), (2606, 19740), (2632, 19545), (2820, 18242), (3290, 15636), (3909, 13160), (3948, 13030), (4935, 10424), (5212, 9870), (5640, 9121), (6515, 7896), (6580, 7818)]