218829368

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 216626632

約数列:

[1, 2, 4, 8, 47, 53, 79, 94, 106, 139, 158, 188, 212, 278, 316, 376, 424, 556, 632, 1112, 2491, 3713, 4187, 4982, 6533, 7367, 7426, 8374, 9964, 10981, 13066, 14734, 14852, 16748, 19928, 21962, 26132, 29468, 29704, 33496, 43924, 52264, 58936, 87848, 196789, 346249, 393578, 516107, 581993, 692498, 787156, 1032214, 1163986, 1384996, 1574312, 2064428, 2327972, 2769992, 4128856, 4655944, 27353671, 54707342, 109414684, 218829368]

約数ペア:

[(1, 218829368), (2, 109414684), (4, 54707342), (8, 27353671), (47, 4655944), (53, 4128856), (79, 2769992), (94, 2327972), (106, 2064428), (139, 1574312), (158, 1384996), (188, 1163986), (212, 1032214), (278, 787156), (316, 692498), (376, 581993), (424, 516107), (556, 393578), (632, 346249), (1112, 196789), (2491, 87848), (3713, 58936), (4187, 52264), (4982, 43924), (6533, 33496), (7367, 29704), (7426, 29468), (8374, 26132), (9964, 21962), (10981, 19928), (13066, 16748), (14734, 14852)]