245270520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:526

約数の個数: 192

約数和(自身を含む): 876601440

約数和(自身を除く): 631330920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 241, 257, 264, 330, 360, 396, 440, 482, 495, 514, 660, 723, 771, 792, 964, 990, 1028, 1205, 1285, 1320, 1446, 1542, 1928, 1980, 2056, 2169, 2313, 2410, 2570, 2651, 2827, 2892, 3084, 3615, 3855, 3960, 4338, 4626, 4820, 5140, 5302, 5654, 5784, 6168, 7230, 7710, 7953, 8481, 8676, 9252, 9640, 10280, 10604, 10845, 11308, 11565, 13255, 14135, 14460, 15420, 15906, 16962, 17352, 18504, 21208, 21690, 22616, 23130, 23859, 25443, 26510, 28270, 28920, 30840, 31812, 33924, 39765, 42405, 43380, 46260, 47718, 50886, 53020, 56540, 61937, 63624, 67848, 79530, 84810, 86760, 92520, 95436, 101772, 106040, 113080, 119295, 123874, 127215, 159060, 169620, 185811, 190872, 203544, 238590, 247748, 254430, 309685, 318120, 339240, 371622, 477180, 495496, 508860, 557433, 619370, 681307, 743244, 929055, 954360, 1017720, 1114866, 1238740, 1362614, 1486488, 1858110, 2043921, 2229732, 2477480, 2725228, 2787165, 3406535, 3716220, 4087842, 4459464, 5450456, 5574330, 6131763, 6813070, 7432440, 8175684, 10219605, 11148660, 12263526, 13626140, 16351368, 20439210, 22297320, 24527052, 27252280, 30658815, 40878420, 49054104, 61317630, 81756840, 122635260, 245270520]

約数ペア:

[(1, 245270520), (2, 122635260), (3, 81756840), (4, 61317630), (5, 49054104), (6, 40878420), (8, 30658815), (9, 27252280), (10, 24527052), (11, 22297320), (12, 20439210), (15, 16351368), (18, 13626140), (20, 12263526), (22, 11148660), (24, 10219605), (30, 8175684), (33, 7432440), (36, 6813070), (40, 6131763), (44, 5574330), (45, 5450456), (55, 4459464), (60, 4087842), (66, 3716220), (72, 3406535), (88, 2787165), (90, 2725228), (99, 2477480), (110, 2229732), (120, 2043921), (132, 1858110), (165, 1486488), (180, 1362614), (198, 1238740), (220, 1114866), (241, 1017720), (257, 954360), (264, 929055), (330, 743244), (360, 681307), (396, 619370), (440, 557433), (482, 508860), (495, 495496), (514, 477180), (660, 371622), (723, 339240), (771, 318120), (792, 309685), (964, 254430), (990, 247748), (1028, 238590), (1205, 203544), (1285, 190872), (1320, 185811), (1446, 169620), (1542, 159060), (1928, 127215), (1980, 123874), (2056, 119295), (2169, 113080), (2313, 106040), (2410, 101772), (2570, 95436), (2651, 92520), (2827, 86760), (2892, 84810), (3084, 79530), (3615, 67848), (3855, 63624), (3960, 61937), (4338, 56540), (4626, 53020), (4820, 50886), (5140, 47718), (5302, 46260), (5654, 43380), (5784, 42405), (6168, 39765), (7230, 33924), (7710, 31812), (7953, 30840), (8481, 28920), (8676, 28270), (9252, 26510), (9640, 25443), (10280, 23859), (10604, 23130), (10845, 22616), (11308, 21690), (11565, 21208), (13255, 18504), (14135, 17352), (14460, 16962), (15420, 15906)]