287388528

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 240

約数和(自身を含む): 932976000

約数和(自身を除く): 645587472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 59, 76, 84, 98, 109, 112, 114, 118, 133, 147, 152, 168, 177, 196, 218, 228, 236, 266, 294, 304, 327, 336, 354, 392, 399, 413, 436, 456, 472, 532, 588, 654, 708, 763, 784, 798, 826, 872, 912, 931, 944, 1064, 1121, 1176, 1239, 1308, 1416, 1526, 1596, 1652, 1744, 1862, 2071, 2128, 2242, 2289, 2352, 2478, 2616, 2793, 2832, 2891, 3052, 3192, 3304, 3363, 3724, 4142, 4484, 4578, 4956, 5232, 5341, 5586, 5782, 6104, 6213, 6384, 6431, 6608, 6726, 7448, 7847, 8284, 8673, 8968, 9156, 9912, 10682, 11172, 11564, 12208, 12426, 12862, 13452, 14497, 14896, 15694, 16023, 16568, 17346, 17936, 18312, 19293, 19824, 21364, 22344, 23128, 23541, 24852, 25724, 26904, 28994, 31388, 32046, 33136, 34692, 36624, 38586, 42728, 43491, 44688, 45017, 46256, 47082, 49704, 51448, 53808, 54929, 57988, 62776, 64092, 69384, 77172, 85456, 86982, 90034, 94164, 99408, 101479, 102896, 109858, 115976, 122189, 125552, 128184, 135051, 138768, 154344, 164787, 173964, 180068, 188328, 202958, 219716, 231952, 244378, 256368, 270102, 304437, 308688, 315119, 329574, 347928, 360136, 366567, 376656, 405916, 439432, 488756, 540204, 608874, 630238, 659148, 695856, 720272, 733134, 811832, 855323, 878864, 945357, 977512, 1080408, 1217748, 1260476, 1318296, 1466268, 1623664, 1710646, 1890714, 1955024, 2160816, 2435496, 2520952, 2565969, 2636592, 2932536, 3421292, 3781428, 4870992, 5041904, 5131938, 5865072, 5987261, 6842584, 7562856, 10263876, 11974522, 13685168, 15125712, 17961783, 20527752, 23949044, 35923566, 41055504, 47898088, 71847132, 95796176, 143694264, 287388528]

約数ペア:

[(1, 287388528), (2, 143694264), (3, 95796176), (4, 71847132), (6, 47898088), (7, 41055504), (8, 35923566), (12, 23949044), (14, 20527752), (16, 17961783), (19, 15125712), (21, 13685168), (24, 11974522), (28, 10263876), (38, 7562856), (42, 6842584), (48, 5987261), (49, 5865072), (56, 5131938), (57, 5041904), (59, 4870992), (76, 3781428), (84, 3421292), (98, 2932536), (109, 2636592), (112, 2565969), (114, 2520952), (118, 2435496), (133, 2160816), (147, 1955024), (152, 1890714), (168, 1710646), (177, 1623664), (196, 1466268), (218, 1318296), (228, 1260476), (236, 1217748), (266, 1080408), (294, 977512), (304, 945357), (327, 878864), (336, 855323), (354, 811832), (392, 733134), (399, 720272), (413, 695856), (436, 659148), (456, 630238), (472, 608874), (532, 540204), (588, 488756), (654, 439432), (708, 405916), (763, 376656), (784, 366567), (798, 360136), (826, 347928), (872, 329574), (912, 315119), (931, 308688), (944, 304437), (1064, 270102), (1121, 256368), (1176, 244378), (1239, 231952), (1308, 219716), (1416, 202958), (1526, 188328), (1596, 180068), (1652, 173964), (1744, 164787), (1862, 154344), (2071, 138768), (2128, 135051), (2242, 128184), (2289, 125552), (2352, 122189), (2478, 115976), (2616, 109858), (2793, 102896), (2832, 101479), (2891, 99408), (3052, 94164), (3192, 90034), (3304, 86982), (3363, 85456), (3724, 77172), (4142, 69384), (4484, 64092), (4578, 62776), (4956, 57988), (5232, 54929), (5341, 53808), (5586, 51448), (5782, 49704), (6104, 47082), (6213, 46256), (6384, 45017), (6431, 44688), (6608, 43491), (6726, 42728), (7448, 38586), (7847, 36624), (8284, 34692), (8673, 33136), (8968, 32046), (9156, 31388), (9912, 28994), (10682, 26904), (11172, 25724), (11564, 24852), (12208, 23541), (12426, 23128), (12862, 22344), (13452, 21364), (14497, 19824), (14896, 19293), (15694, 18312), (16023, 17936), (16568, 17346)]