128732296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 128

約数和(自身を含む): 335923200

約数和(自身を除く): 207190904

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 19, 22, 28, 34, 38, 44, 56, 68, 76, 77, 88, 119, 133, 136, 152, 154, 187, 209, 238, 266, 308, 323, 374, 418, 476, 532, 616, 646, 647, 748, 836, 952, 1064, 1292, 1294, 1309, 1463, 1496, 1672, 2261, 2584, 2588, 2618, 2926, 3553, 4522, 4529, 5176, 5236, 5852, 7106, 7117, 9044, 9058, 10472, 10999, 11704, 12293, 14212, 14234, 18088, 18116, 21998, 24586, 24871, 28424, 28468, 36232, 43996, 49172, 49742, 49819, 56936, 76993, 86051, 87992, 98344, 99484, 99638, 120989, 135223, 153986, 172102, 198968, 199276, 208981, 241978, 270446, 307972, 344204, 398552, 417962, 483956, 540892, 615944, 688408, 835924, 846923, 946561, 967912, 1081784, 1462867, 1671848, 1693846, 1893122, 2298791, 2925734, 3387692, 3786244, 4597582, 5851468, 6775384, 7572488, 9195164, 11702936, 16091537, 18390328, 32183074, 64366148, 128732296]

約数ペア:

[(1, 128732296), (2, 64366148), (4, 32183074), (7, 18390328), (8, 16091537), (11, 11702936), (14, 9195164), (17, 7572488), (19, 6775384), (22, 5851468), (28, 4597582), (34, 3786244), (38, 3387692), (44, 2925734), (56, 2298791), (68, 1893122), (76, 1693846), (77, 1671848), (88, 1462867), (119, 1081784), (133, 967912), (136, 946561), (152, 846923), (154, 835924), (187, 688408), (209, 615944), (238, 540892), (266, 483956), (308, 417962), (323, 398552), (374, 344204), (418, 307972), (476, 270446), (532, 241978), (616, 208981), (646, 199276), (647, 198968), (748, 172102), (836, 153986), (952, 135223), (1064, 120989), (1292, 99638), (1294, 99484), (1309, 98344), (1463, 87992), (1496, 86051), (1672, 76993), (2261, 56936), (2584, 49819), (2588, 49742), (2618, 49172), (2926, 43996), (3553, 36232), (4522, 28468), (4529, 28424), (5176, 24871), (5236, 24586), (5852, 21998), (7106, 18116), (7117, 18088), (9044, 14234), (9058, 14212), (10472, 12293), (10999, 11704)]