251216328

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 756504000

約数和(自身を除く): 505287672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 29, 33, 38, 44, 57, 58, 66, 76, 87, 88, 114, 116, 121, 132, 152, 157, 174, 209, 228, 232, 242, 264, 314, 319, 348, 363, 418, 456, 471, 484, 551, 627, 628, 638, 696, 726, 836, 942, 957, 968, 1102, 1254, 1256, 1276, 1452, 1653, 1672, 1727, 1884, 1914, 2204, 2299, 2508, 2552, 2904, 2983, 3306, 3454, 3509, 3768, 3828, 4408, 4553, 4598, 5016, 5181, 5966, 6061, 6612, 6897, 6908, 7018, 7656, 8949, 9106, 9196, 10362, 10527, 11932, 12122, 13224, 13659, 13794, 13816, 14036, 17898, 18183, 18212, 18392, 18997, 20724, 21054, 23864, 24244, 27318, 27588, 28072, 32813, 35796, 36366, 36424, 37994, 41448, 42108, 48488, 50083, 54636, 55176, 56991, 65626, 66671, 71592, 72732, 75988, 84216, 86507, 98439, 100166, 109272, 113982, 131252, 133342, 145464, 150249, 151976, 173014, 196878, 200013, 200332, 227964, 259521, 262504, 266684, 300498, 346028, 360943, 393756, 400026, 400664, 455928, 519042, 533368, 550913, 600996, 692056, 721886, 787512, 800052, 951577, 1038084, 1082829, 1101826, 1201992, 1443772, 1600104, 1652739, 1903154, 2076168, 2165658, 2203652, 2854731, 2887544, 3305478, 3806308, 4331316, 4407304, 5709462, 6610956, 7612616, 8662632, 10467347, 11418924, 13221912, 20934694, 22837848, 31402041, 41869388, 62804082, 83738776, 125608164, 251216328]

約数ペア:

[(1, 251216328), (2, 125608164), (3, 83738776), (4, 62804082), (6, 41869388), (8, 31402041), (11, 22837848), (12, 20934694), (19, 13221912), (22, 11418924), (24, 10467347), (29, 8662632), (33, 7612616), (38, 6610956), (44, 5709462), (57, 4407304), (58, 4331316), (66, 3806308), (76, 3305478), (87, 2887544), (88, 2854731), (114, 2203652), (116, 2165658), (121, 2076168), (132, 1903154), (152, 1652739), (157, 1600104), (174, 1443772), (209, 1201992), (228, 1101826), (232, 1082829), (242, 1038084), (264, 951577), (314, 800052), (319, 787512), (348, 721886), (363, 692056), (418, 600996), (456, 550913), (471, 533368), (484, 519042), (551, 455928), (627, 400664), (628, 400026), (638, 393756), (696, 360943), (726, 346028), (836, 300498), (942, 266684), (957, 262504), (968, 259521), (1102, 227964), (1254, 200332), (1256, 200013), (1276, 196878), (1452, 173014), (1653, 151976), (1672, 150249), (1727, 145464), (1884, 133342), (1914, 131252), (2204, 113982), (2299, 109272), (2508, 100166), (2552, 98439), (2904, 86507), (2983, 84216), (3306, 75988), (3454, 72732), (3509, 71592), (3768, 66671), (3828, 65626), (4408, 56991), (4553, 55176), (4598, 54636), (5016, 50083), (5181, 48488), (5966, 42108), (6061, 41448), (6612, 37994), (6897, 36424), (6908, 36366), (7018, 35796), (7656, 32813), (8949, 28072), (9106, 27588), (9196, 27318), (10362, 24244), (10527, 23864), (11932, 21054), (12122, 20724), (13224, 18997), (13659, 18392), (13794, 18212), (13816, 18183), (14036, 17898)]