678697936

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 1704533760

約数和(自身を除く): 1025835824

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 73, 76, 112, 119, 133, 136, 146, 152, 238, 257, 266, 272, 292, 304, 323, 476, 511, 514, 532, 584, 646, 952, 1022, 1028, 1064, 1168, 1241, 1292, 1387, 1799, 1904, 2044, 2056, 2128, 2261, 2482, 2584, 2774, 3598, 4088, 4112, 4369, 4522, 4883, 4964, 5168, 5548, 7196, 8176, 8687, 8738, 9044, 9709, 9766, 9928, 11096, 14392, 17374, 17476, 18088, 18761, 19418, 19532, 19856, 22192, 23579, 28784, 30583, 34181, 34748, 34952, 36176, 37522, 38836, 39064, 47158, 61166, 68362, 69496, 69904, 75044, 77672, 78128, 83011, 94316, 122332, 131327, 136724, 138992, 150088, 155344, 165053, 166022, 188632, 244664, 262654, 273448, 300176, 318937, 330106, 332044, 356459, 377264, 489328, 525308, 546896, 581077, 637874, 660212, 664088, 712918, 1050616, 1162154, 1275748, 1320424, 1328176, 1425836, 2101232, 2232559, 2324308, 2495213, 2551496, 2640848, 2851672, 4465118, 4648616, 4990426, 5102992, 5703344, 6059803, 8930236, 9297232, 9980852, 12119606, 17860472, 19961704, 24239212, 35720944, 39923408, 42418621, 48478424, 84837242, 96956848, 169674484, 339348968, 678697936]

約数ペア:

[(1, 678697936), (2, 339348968), (4, 169674484), (7, 96956848), (8, 84837242), (14, 48478424), (16, 42418621), (17, 39923408), (19, 35720944), (28, 24239212), (34, 19961704), (38, 17860472), (56, 12119606), (68, 9980852), (73, 9297232), (76, 8930236), (112, 6059803), (119, 5703344), (133, 5102992), (136, 4990426), (146, 4648616), (152, 4465118), (238, 2851672), (257, 2640848), (266, 2551496), (272, 2495213), (292, 2324308), (304, 2232559), (323, 2101232), (476, 1425836), (511, 1328176), (514, 1320424), (532, 1275748), (584, 1162154), (646, 1050616), (952, 712918), (1022, 664088), (1028, 660212), (1064, 637874), (1168, 581077), (1241, 546896), (1292, 525308), (1387, 489328), (1799, 377264), (1904, 356459), (2044, 332044), (2056, 330106), (2128, 318937), (2261, 300176), (2482, 273448), (2584, 262654), (2774, 244664), (3598, 188632), (4088, 166022), (4112, 165053), (4369, 155344), (4522, 150088), (4883, 138992), (4964, 136724), (5168, 131327), (5548, 122332), (7196, 94316), (8176, 83011), (8687, 78128), (8738, 77672), (9044, 75044), (9709, 69904), (9766, 69496), (9928, 68362), (11096, 61166), (14392, 47158), (17374, 39064), (17476, 38836), (18088, 37522), (18761, 36176), (19418, 34952), (19532, 34748), (19856, 34181), (22192, 30583), (23579, 28784)]