399741888

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:339

約数の個数: 224

約数和(自身を含む): 1319076864

約数和(自身を除く): 919334976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 137, 156, 167, 168, 182, 192, 208, 224, 273, 274, 312, 334, 336, 364, 411, 416, 448, 501, 546, 548, 624, 668, 672, 728, 822, 832, 959, 1002, 1092, 1096, 1169, 1248, 1336, 1344, 1456, 1644, 1781, 1918, 2004, 2171, 2184, 2192, 2338, 2496, 2672, 2877, 2912, 3288, 3507, 3562, 3836, 4008, 4342, 4368, 4384, 4676, 5343, 5344, 5754, 5824, 6513, 6576, 7014, 7124, 7672, 8016, 8684, 8736, 8768, 9352, 10686, 10688, 11508, 12467, 13026, 13152, 14028, 14248, 15197, 15344, 16032, 17368, 17472, 18704, 21372, 22879, 23016, 24934, 26052, 26304, 28056, 28496, 30394, 30688, 32064, 34736, 37401, 37408, 42744, 45591, 45758, 46032, 49868, 52104, 56112, 56992, 60788, 61376, 68637, 69472, 74802, 74816, 85488, 91182, 91516, 92064, 99736, 104208, 112224, 113984, 121576, 137274, 138944, 149604, 160153, 170976, 182364, 183032, 184128, 199472, 208416, 224448, 243152, 274548, 297427, 299208, 320306, 341952, 364728, 366064, 398944, 416832, 480459, 486304, 549096, 594854, 598416, 640612, 729456, 732128, 797888, 892281, 960918, 972608, 1098192, 1189708, 1196832, 1281224, 1458912, 1464256, 1784562, 1921836, 2081989, 2196384, 2379416, 2393664, 2562448, 2917824, 3569124, 3843672, 4163978, 4392768, 4758832, 5124896, 6245967, 7138248, 7687344, 8327956, 9517664, 10249792, 12491934, 14276496, 15374688, 16655912, 19035328, 24983868, 28552992, 30749376, 33311824, 49967736, 57105984, 66623648, 99935472, 133247296, 199870944, 399741888]

約数ペア:

[(1, 399741888), (2, 199870944), (3, 133247296), (4, 99935472), (6, 66623648), (7, 57105984), (8, 49967736), (12, 33311824), (13, 30749376), (14, 28552992), (16, 24983868), (21, 19035328), (24, 16655912), (26, 15374688), (28, 14276496), (32, 12491934), (39, 10249792), (42, 9517664), (48, 8327956), (52, 7687344), (56, 7138248), (64, 6245967), (78, 5124896), (84, 4758832), (91, 4392768), (96, 4163978), (104, 3843672), (112, 3569124), (137, 2917824), (156, 2562448), (167, 2393664), (168, 2379416), (182, 2196384), (192, 2081989), (208, 1921836), (224, 1784562), (273, 1464256), (274, 1458912), (312, 1281224), (334, 1196832), (336, 1189708), (364, 1098192), (411, 972608), (416, 960918), (448, 892281), (501, 797888), (546, 732128), (548, 729456), (624, 640612), (668, 598416), (672, 594854), (728, 549096), (822, 486304), (832, 480459), (959, 416832), (1002, 398944), (1092, 366064), (1096, 364728), (1169, 341952), (1248, 320306), (1336, 299208), (1344, 297427), (1456, 274548), (1644, 243152), (1781, 224448), (1918, 208416), (2004, 199472), (2171, 184128), (2184, 183032), (2192, 182364), (2338, 170976), (2496, 160153), (2672, 149604), (2877, 138944), (2912, 137274), (3288, 121576), (3507, 113984), (3562, 112224), (3836, 104208), (4008, 99736), (4342, 92064), (4368, 91516), (4384, 91182), (4676, 85488), (5343, 74816), (5344, 74802), (5754, 69472), (5824, 68637), (6513, 61376), (6576, 60788), (7014, 56992), (7124, 56112), (7672, 52104), (8016, 49868), (8684, 46032), (8736, 45758), (8768, 45591), (9352, 42744), (10686, 37408), (10688, 37401), (11508, 34736), (12467, 32064), (13026, 30688), (13152, 30394), (14028, 28496), (14248, 28056), (15197, 26304), (15344, 26052), (16032, 24934), (17368, 23016), (17472, 22879), (18704, 21372)]