399665952

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:380

約数の個数: 216

約数和(自身を含む): 1338494976

約数和(自身を除く): 938829024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 127, 144, 147, 168, 196, 223, 224, 252, 254, 288, 294, 336, 381, 392, 441, 446, 504, 508, 588, 669, 672, 762, 784, 882, 889, 892, 1008, 1016, 1143, 1176, 1338, 1524, 1561, 1568, 1764, 1778, 1784, 2007, 2016, 2032, 2286, 2352, 2667, 2676, 3048, 3122, 3528, 3556, 3568, 4014, 4064, 4572, 4683, 4704, 5334, 5352, 6096, 6223, 6244, 7056, 7112, 7136, 8001, 8028, 9144, 9366, 10668, 10704, 10927, 12192, 12446, 12488, 14049, 14112, 14224, 16002, 16056, 18288, 18669, 18732, 21336, 21408, 21854, 24892, 24976, 28098, 28321, 28448, 32004, 32112, 32781, 36576, 37338, 37464, 42672, 43708, 49784, 49952, 56007, 56196, 56642, 64008, 64224, 65562, 74676, 74928, 84963, 85344, 87416, 98343, 99568, 112014, 112392, 113284, 128016, 131124, 149352, 149856, 169926, 174832, 196686, 198247, 199136, 224028, 224784, 226568, 254889, 256032, 262248, 298704, 339852, 349664, 393372, 396494, 448056, 449568, 453136, 509778, 524496, 594741, 597408, 679704, 786744, 792988, 896112, 906272, 1019556, 1048992, 1189482, 1359408, 1387729, 1573488, 1585976, 1784223, 1792224, 2039112, 2378964, 2718816, 2775458, 3146976, 3171952, 3568446, 4078224, 4163187, 4757928, 5550916, 6343904, 7136892, 8156448, 8326374, 9515856, 11101832, 12489561, 14273784, 16652748, 19031712, 22203664, 24979122, 28547568, 33305496, 44407328, 49958244, 57095136, 66610992, 99916488, 133221984, 199832976, 399665952]

約数ペア:

[(1, 399665952), (2, 199832976), (3, 133221984), (4, 99916488), (6, 66610992), (7, 57095136), (8, 49958244), (9, 44407328), (12, 33305496), (14, 28547568), (16, 24979122), (18, 22203664), (21, 19031712), (24, 16652748), (28, 14273784), (32, 12489561), (36, 11101832), (42, 9515856), (48, 8326374), (49, 8156448), (56, 7136892), (63, 6343904), (72, 5550916), (84, 4757928), (96, 4163187), (98, 4078224), (112, 3568446), (126, 3171952), (127, 3146976), (144, 2775458), (147, 2718816), (168, 2378964), (196, 2039112), (223, 1792224), (224, 1784223), (252, 1585976), (254, 1573488), (288, 1387729), (294, 1359408), (336, 1189482), (381, 1048992), (392, 1019556), (441, 906272), (446, 896112), (504, 792988), (508, 786744), (588, 679704), (669, 597408), (672, 594741), (762, 524496), (784, 509778), (882, 453136), (889, 449568), (892, 448056), (1008, 396494), (1016, 393372), (1143, 349664), (1176, 339852), (1338, 298704), (1524, 262248), (1561, 256032), (1568, 254889), (1764, 226568), (1778, 224784), (1784, 224028), (2007, 199136), (2016, 198247), (2032, 196686), (2286, 174832), (2352, 169926), (2667, 149856), (2676, 149352), (3048, 131124), (3122, 128016), (3528, 113284), (3556, 112392), (3568, 112014), (4014, 99568), (4064, 98343), (4572, 87416), (4683, 85344), (4704, 84963), (5334, 74928), (5352, 74676), (6096, 65562), (6223, 64224), (6244, 64008), (7056, 56642), (7112, 56196), (7136, 56007), (8001, 49952), (8028, 49784), (9144, 43708), (9366, 42672), (10668, 37464), (10704, 37338), (10927, 36576), (12192, 32781), (12446, 32112), (12488, 32004), (14049, 28448), (14112, 28321), (14224, 28098), (16002, 24976), (16056, 24892), (18288, 21854), (18669, 21408), (18732, 21336)]