251308288

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 216

約数和(自身を含む): 674192960

約数和(自身を除く): 422884672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 61, 64, 76, 77, 88, 112, 121, 122, 128, 133, 152, 154, 176, 209, 224, 242, 244, 256, 266, 304, 308, 352, 418, 427, 448, 484, 488, 532, 608, 616, 671, 704, 836, 847, 854, 896, 968, 976, 1064, 1159, 1216, 1232, 1342, 1408, 1463, 1672, 1694, 1708, 1792, 1936, 1952, 2128, 2299, 2318, 2432, 2464, 2684, 2816, 2926, 3344, 3388, 3416, 3872, 3904, 4256, 4598, 4636, 4697, 4864, 4928, 5368, 5852, 6688, 6776, 6832, 7381, 7744, 7808, 8113, 8512, 9196, 9272, 9394, 9856, 10736, 11704, 12749, 13376, 13552, 13664, 14762, 15488, 15616, 16093, 16226, 17024, 18392, 18544, 18788, 19712, 21472, 23408, 25498, 26752, 27104, 27328, 29524, 30976, 32186, 32452, 34048, 36784, 37088, 37576, 42944, 46816, 50996, 51667, 53504, 54208, 54656, 59048, 64372, 64904, 73568, 74176, 75152, 85888, 89243, 93632, 101992, 103334, 108416, 109312, 118096, 128744, 129808, 140239, 147136, 148352, 150304, 171776, 178486, 187264, 203984, 206668, 216832, 236192, 257488, 259616, 280478, 294272, 296704, 300608, 356972, 374528, 407968, 413336, 472384, 514976, 519232, 560956, 588544, 601216, 713944, 815936, 826672, 944768, 981673, 1029952, 1038464, 1121912, 1202432, 1427888, 1631872, 1653344, 1889536, 1963346, 2059904, 2076928, 2243824, 2855776, 3263744, 3306688, 3926692, 4119808, 4487648, 5711552, 6613376, 7853384, 8975296, 11423104, 13226752, 15706768, 17950592, 22846208, 31413536, 35901184, 62827072, 125654144, 251308288]

約数ペア:

[(1, 251308288), (2, 125654144), (4, 62827072), (7, 35901184), (8, 31413536), (11, 22846208), (14, 17950592), (16, 15706768), (19, 13226752), (22, 11423104), (28, 8975296), (32, 7853384), (38, 6613376), (44, 5711552), (56, 4487648), (61, 4119808), (64, 3926692), (76, 3306688), (77, 3263744), (88, 2855776), (112, 2243824), (121, 2076928), (122, 2059904), (128, 1963346), (133, 1889536), (152, 1653344), (154, 1631872), (176, 1427888), (209, 1202432), (224, 1121912), (242, 1038464), (244, 1029952), (256, 981673), (266, 944768), (304, 826672), (308, 815936), (352, 713944), (418, 601216), (427, 588544), (448, 560956), (484, 519232), (488, 514976), (532, 472384), (608, 413336), (616, 407968), (671, 374528), (704, 356972), (836, 300608), (847, 296704), (854, 294272), (896, 280478), (968, 259616), (976, 257488), (1064, 236192), (1159, 216832), (1216, 206668), (1232, 203984), (1342, 187264), (1408, 178486), (1463, 171776), (1672, 150304), (1694, 148352), (1708, 147136), (1792, 140239), (1936, 129808), (1952, 128744), (2128, 118096), (2299, 109312), (2318, 108416), (2432, 103334), (2464, 101992), (2684, 93632), (2816, 89243), (2926, 85888), (3344, 75152), (3388, 74176), (3416, 73568), (3872, 64904), (3904, 64372), (4256, 59048), (4598, 54656), (4636, 54208), (4697, 53504), (4864, 51667), (4928, 50996), (5368, 46816), (5852, 42944), (6688, 37576), (6776, 37088), (6832, 36784), (7381, 34048), (7744, 32452), (7808, 32186), (8113, 30976), (8512, 29524), (9196, 27328), (9272, 27104), (9394, 26752), (9856, 25498), (10736, 23408), (11704, 21472), (12749, 19712), (13376, 18788), (13552, 18544), (13664, 18392), (14762, 17024), (15488, 16226), (15616, 16093)]