678353312

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 1774047744

約数和(自身を除く): 1095694432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 71, 91, 104, 112, 119, 136, 142, 182, 193, 208, 221, 224, 238, 272, 284, 364, 386, 416, 442, 476, 497, 544, 568, 728, 772, 884, 923, 952, 994, 1136, 1207, 1351, 1456, 1544, 1547, 1768, 1846, 1904, 1988, 2272, 2414, 2509, 2702, 2912, 3088, 3094, 3281, 3536, 3692, 3808, 3976, 4828, 5018, 5404, 6176, 6188, 6461, 6562, 7072, 7384, 7952, 8449, 9656, 10036, 10808, 12376, 12922, 13124, 13703, 14768, 15691, 15904, 16898, 17563, 19312, 20072, 21616, 22967, 24752, 25844, 26248, 27406, 29536, 31382, 33796, 35126, 38624, 40144, 42653, 43232, 45934, 49504, 51688, 52496, 54812, 62764, 67592, 70252, 80288, 85306, 91868, 95921, 103376, 104992, 109624, 109837, 125528, 135184, 140504, 170612, 178139, 183736, 191842, 206752, 219248, 219674, 232951, 251056, 270368, 281008, 298571, 341224, 356278, 367472, 383684, 438496, 439348, 465902, 502112, 562016, 597142, 682448, 712556, 734944, 767368, 878696, 931804, 1194284, 1246973, 1364896, 1425112, 1534736, 1630657, 1757392, 1863608, 2388568, 2493946, 2850224, 3028363, 3069472, 3261314, 3514784, 3727216, 4777136, 4987892, 5700448, 6056726, 6522628, 7454432, 9554272, 9975784, 12113452, 13045256, 19951568, 21198541, 24226904, 26090512, 39903136, 42397082, 48453808, 52181024, 84794164, 96907616, 169588328, 339176656, 678353312]

約数ペア:

[(1, 678353312), (2, 339176656), (4, 169588328), (7, 96907616), (8, 84794164), (13, 52181024), (14, 48453808), (16, 42397082), (17, 39903136), (26, 26090512), (28, 24226904), (32, 21198541), (34, 19951568), (52, 13045256), (56, 12113452), (68, 9975784), (71, 9554272), (91, 7454432), (104, 6522628), (112, 6056726), (119, 5700448), (136, 4987892), (142, 4777136), (182, 3727216), (193, 3514784), (208, 3261314), (221, 3069472), (224, 3028363), (238, 2850224), (272, 2493946), (284, 2388568), (364, 1863608), (386, 1757392), (416, 1630657), (442, 1534736), (476, 1425112), (497, 1364896), (544, 1246973), (568, 1194284), (728, 931804), (772, 878696), (884, 767368), (923, 734944), (952, 712556), (994, 682448), (1136, 597142), (1207, 562016), (1351, 502112), (1456, 465902), (1544, 439348), (1547, 438496), (1768, 383684), (1846, 367472), (1904, 356278), (1988, 341224), (2272, 298571), (2414, 281008), (2509, 270368), (2702, 251056), (2912, 232951), (3088, 219674), (3094, 219248), (3281, 206752), (3536, 191842), (3692, 183736), (3808, 178139), (3976, 170612), (4828, 140504), (5018, 135184), (5404, 125528), (6176, 109837), (6188, 109624), (6461, 104992), (6562, 103376), (7072, 95921), (7384, 91868), (7952, 85306), (8449, 80288), (9656, 70252), (10036, 67592), (10808, 62764), (12376, 54812), (12922, 52496), (13124, 51688), (13703, 49504), (14768, 45934), (15691, 43232), (15904, 42653), (16898, 40144), (17563, 38624), (19312, 35126), (20072, 33796), (21616, 31382), (22967, 29536), (24752, 27406), (25844, 26248)]