28207872

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:96

約数の個数: 288

約数和(自身を含む): 105960960

約数和(自身を除く): 77753088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 53, 54, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 106, 108, 112, 126, 128, 132, 144, 154, 159, 168, 176, 189, 192, 198, 212, 216, 224, 231, 252, 256, 264, 288, 297, 308, 318, 336, 352, 371, 378, 384, 396, 424, 432, 448, 462, 477, 504, 528, 576, 583, 594, 616, 636, 672, 693, 704, 742, 756, 768, 792, 848, 864, 896, 924, 954, 1008, 1056, 1113, 1152, 1166, 1188, 1232, 1272, 1344, 1386, 1408, 1431, 1484, 1512, 1584, 1696, 1728, 1749, 1792, 1848, 1908, 2016, 2079, 2112, 2226, 2304, 2332, 2376, 2464, 2544, 2688, 2772, 2816, 2862, 2968, 3024, 3168, 3339, 3392, 3456, 3498, 3696, 3816, 4032, 4081, 4158, 4224, 4452, 4664, 4752, 4928, 5088, 5247, 5376, 5544, 5724, 5936, 6048, 6336, 6678, 6784, 6912, 6996, 7392, 7632, 8064, 8162, 8316, 8448, 8904, 9328, 9504, 9856, 10017, 10176, 10494, 11088, 11448, 11872, 12096, 12243, 12672, 13356, 13568, 13992, 14784, 15264, 15741, 16128, 16324, 16632, 17808, 18656, 19008, 19712, 20034, 20352, 20988, 22176, 22896, 23744, 24192, 24486, 25344, 26712, 27984, 29568, 30528, 31482, 32648, 33264, 35616, 36729, 37312, 38016, 40068, 40704, 41976, 44352, 45792, 47488, 48384, 48972, 53424, 55968, 59136, 61056, 62964, 65296, 66528, 71232, 73458, 74624, 76032, 80136, 83952, 88704, 91584, 94976, 97944, 106848, 110187, 111936, 122112, 125928, 130592, 133056, 142464, 146916, 149248, 160272, 167904, 177408, 183168, 195888, 213696, 220374, 223872, 251856, 261184, 266112, 284928, 293832, 320544, 335808, 366336, 391776, 427392, 440748, 447744, 503712, 522368, 532224, 587664, 641088, 671616, 783552, 854784, 881496, 1007424, 1044736, 1175328, 1282176, 1343232, 1567104, 1762992, 2014848, 2350656, 2564352, 3134208, 3525984, 4029696, 4701312, 7051968, 9402624, 14103936, 28207872]

約数ペア:

[(1, 28207872), (2, 14103936), (3, 9402624), (4, 7051968), (6, 4701312), (7, 4029696), (8, 3525984), (9, 3134208), (11, 2564352), (12, 2350656), (14, 2014848), (16, 1762992), (18, 1567104), (21, 1343232), (22, 1282176), (24, 1175328), (27, 1044736), (28, 1007424), (32, 881496), (33, 854784), (36, 783552), (42, 671616), (44, 641088), (48, 587664), (53, 532224), (54, 522368), (56, 503712), (63, 447744), (64, 440748), (66, 427392), (72, 391776), (77, 366336), (84, 335808), (88, 320544), (96, 293832), (99, 284928), (106, 266112), (108, 261184), (112, 251856), (126, 223872), (128, 220374), (132, 213696), (144, 195888), (154, 183168), (159, 177408), (168, 167904), (176, 160272), (189, 149248), (192, 146916), (198, 142464), (212, 133056), (216, 130592), (224, 125928), (231, 122112), (252, 111936), (256, 110187), (264, 106848), (288, 97944), (297, 94976), (308, 91584), (318, 88704), (336, 83952), (352, 80136), (371, 76032), (378, 74624), (384, 73458), (396, 71232), (424, 66528), (432, 65296), (448, 62964), (462, 61056), (477, 59136), (504, 55968), (528, 53424), (576, 48972), (583, 48384), (594, 47488), (616, 45792), (636, 44352), (672, 41976), (693, 40704), (704, 40068), (742, 38016), (756, 37312), (768, 36729), (792, 35616), (848, 33264), (864, 32648), (896, 31482), (924, 30528), (954, 29568), (1008, 27984), (1056, 26712), (1113, 25344), (1152, 24486), (1166, 24192), (1188, 23744), (1232, 22896), (1272, 22176), (1344, 20988), (1386, 20352), (1408, 20034), (1431, 19712), (1484, 19008), (1512, 18656), (1584, 17808), (1696, 16632), (1728, 16324), (1749, 16128), (1792, 15741), (1848, 15264), (1908, 14784), (2016, 13992), (2079, 13568), (2112, 13356), (2226, 12672), (2304, 12243), (2332, 12096), (2376, 11872), (2464, 11448), (2544, 11088), (2688, 10494), (2772, 10176), (2816, 10017), (2862, 9856), (2968, 9504), (3024, 9328), (3168, 8904), (3339, 8448), (3392, 8316), (3456, 8162), (3498, 8064), (3696, 7632), (3816, 7392), (4032, 6996), (4081, 6912), (4158, 6784), (4224, 6678), (4452, 6336), (4664, 6048), (4752, 5936), (4928, 5724), (5088, 5544), (5247, 5376)]