664436864

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 1721525400

約数和(自身を除く): 1057088536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 64, 91, 98, 104, 112, 116, 128, 182, 196, 203, 208, 224, 232, 281, 364, 377, 392, 406, 416, 448, 464, 562, 637, 728, 754, 784, 812, 832, 896, 928, 1124, 1274, 1421, 1456, 1508, 1568, 1624, 1664, 1856, 1967, 2248, 2548, 2639, 2842, 2912, 3016, 3136, 3248, 3653, 3712, 3934, 4496, 5096, 5278, 5684, 5824, 6032, 6272, 6496, 7306, 7868, 8149, 8992, 10192, 10556, 11368, 11648, 12064, 12992, 13769, 14612, 15736, 16298, 17984, 18473, 20384, 21112, 22736, 24128, 25571, 25984, 27538, 29224, 31472, 32596, 35968, 36946, 40768, 42224, 45472, 48256, 51142, 55076, 57043, 58448, 62944, 65192, 73892, 81536, 84448, 90944, 102284, 105937, 110152, 114086, 116896, 125888, 130384, 147784, 168896, 178997, 181888, 204568, 211874, 220304, 228172, 233792, 251776, 260768, 295568, 337792, 357994, 399301, 409136, 423748, 440608, 456344, 467584, 521536, 591136, 715988, 741559, 798602, 818272, 847496, 881216, 912688, 1043072, 1182272, 1431976, 1483118, 1597204, 1636544, 1694992, 1762432, 1825376, 2364544, 2863952, 2966236, 3194408, 3273088, 3389984, 3650752, 5190913, 5727904, 5932472, 6388816, 6779968, 7301504, 10381826, 11455808, 11864944, 12777632, 13559936, 20763652, 22911616, 23729888, 25555264, 41527304, 47459776, 51110528, 83054608, 94919552, 166109216, 332218432, 664436864]

約数ペア:

[(1, 664436864), (2, 332218432), (4, 166109216), (7, 94919552), (8, 83054608), (13, 51110528), (14, 47459776), (16, 41527304), (26, 25555264), (28, 23729888), (29, 22911616), (32, 20763652), (49, 13559936), (52, 12777632), (56, 11864944), (58, 11455808), (64, 10381826), (91, 7301504), (98, 6779968), (104, 6388816), (112, 5932472), (116, 5727904), (128, 5190913), (182, 3650752), (196, 3389984), (203, 3273088), (208, 3194408), (224, 2966236), (232, 2863952), (281, 2364544), (364, 1825376), (377, 1762432), (392, 1694992), (406, 1636544), (416, 1597204), (448, 1483118), (464, 1431976), (562, 1182272), (637, 1043072), (728, 912688), (754, 881216), (784, 847496), (812, 818272), (832, 798602), (896, 741559), (928, 715988), (1124, 591136), (1274, 521536), (1421, 467584), (1456, 456344), (1508, 440608), (1568, 423748), (1624, 409136), (1664, 399301), (1856, 357994), (1967, 337792), (2248, 295568), (2548, 260768), (2639, 251776), (2842, 233792), (2912, 228172), (3016, 220304), (3136, 211874), (3248, 204568), (3653, 181888), (3712, 178997), (3934, 168896), (4496, 147784), (5096, 130384), (5278, 125888), (5684, 116896), (5824, 114086), (6032, 110152), (6272, 105937), (6496, 102284), (7306, 90944), (7868, 84448), (8149, 81536), (8992, 73892), (10192, 65192), (10556, 62944), (11368, 58448), (11648, 57043), (12064, 55076), (12992, 51142), (13769, 48256), (14612, 45472), (15736, 42224), (16298, 40768), (17984, 36946), (18473, 35968), (20384, 32596), (21112, 31472), (22736, 29224), (24128, 27538), (25571, 25984)]