398304816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1361}}^1$

素因数の和:1459

約数の個数: 160

約数和(自身を含む): 1286251008

約数和(自身を除く): 887946192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 67, 78, 84, 91, 104, 112, 134, 156, 168, 182, 201, 208, 268, 273, 312, 336, 364, 402, 469, 536, 546, 624, 728, 804, 871, 938, 1072, 1092, 1361, 1407, 1456, 1608, 1742, 1876, 2184, 2613, 2722, 2814, 3216, 3484, 3752, 4083, 4368, 5226, 5444, 5628, 6097, 6968, 7504, 8166, 9527, 10452, 10888, 11256, 12194, 13936, 16332, 17693, 18291, 19054, 20904, 21776, 22512, 24388, 28581, 32664, 35386, 36582, 38108, 41808, 48776, 53079, 57162, 65328, 70772, 73164, 76216, 91187, 97552, 106158, 114324, 123851, 141544, 146328, 152432, 182374, 212316, 228648, 247702, 273561, 283088, 292656, 364748, 371553, 424632, 457296, 495404, 547122, 638309, 729496, 743106, 849264, 990808, 1094244, 1185431, 1276618, 1458992, 1486212, 1914927, 1981616, 2188488, 2370862, 2553236, 2972424, 3556293, 3829854, 4376976, 4741724, 5106472, 5944848, 7112586, 7659708, 8298017, 9483448, 10212944, 14225172, 15319416, 16596034, 18966896, 24894051, 28450344, 30638832, 33192068, 49788102, 56900688, 66384136, 99576204, 132768272, 199152408, 398304816]

約数ペア:

[(1, 398304816), (2, 199152408), (3, 132768272), (4, 99576204), (6, 66384136), (7, 56900688), (8, 49788102), (12, 33192068), (13, 30638832), (14, 28450344), (16, 24894051), (21, 18966896), (24, 16596034), (26, 15319416), (28, 14225172), (39, 10212944), (42, 9483448), (48, 8298017), (52, 7659708), (56, 7112586), (67, 5944848), (78, 5106472), (84, 4741724), (91, 4376976), (104, 3829854), (112, 3556293), (134, 2972424), (156, 2553236), (168, 2370862), (182, 2188488), (201, 1981616), (208, 1914927), (268, 1486212), (273, 1458992), (312, 1276618), (336, 1185431), (364, 1094244), (402, 990808), (469, 849264), (536, 743106), (546, 729496), (624, 638309), (728, 547122), (804, 495404), (871, 457296), (938, 424632), (1072, 371553), (1092, 364748), (1361, 292656), (1407, 283088), (1456, 273561), (1608, 247702), (1742, 228648), (1876, 212316), (2184, 182374), (2613, 152432), (2722, 146328), (2814, 141544), (3216, 123851), (3484, 114324), (3752, 106158), (4083, 97552), (4368, 91187), (5226, 76216), (5444, 73164), (5628, 70772), (6097, 65328), (6968, 57162), (7504, 53079), (8166, 48776), (9527, 41808), (10452, 38108), (10888, 36582), (11256, 35386), (12194, 32664), (13936, 28581), (16332, 24388), (17693, 22512), (18291, 21776), (19054, 20904)]