28784448

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 252

約数和(自身を含む): 105399840

約数和(自身を除く): 76615392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 59, 63, 64, 66, 72, 77, 84, 88, 96, 99, 112, 118, 121, 126, 132, 144, 154, 168, 176, 177, 192, 198, 224, 231, 236, 242, 252, 264, 288, 308, 336, 352, 354, 363, 396, 413, 448, 462, 472, 484, 504, 528, 531, 576, 616, 649, 672, 693, 704, 708, 726, 792, 826, 847, 924, 944, 968, 1008, 1056, 1062, 1089, 1232, 1239, 1298, 1344, 1386, 1416, 1452, 1584, 1652, 1694, 1848, 1888, 1936, 1947, 2016, 2112, 2124, 2178, 2464, 2478, 2541, 2596, 2772, 2832, 2904, 3168, 3304, 3388, 3696, 3717, 3776, 3872, 3894, 4032, 4248, 4356, 4543, 4928, 4956, 5082, 5192, 5544, 5664, 5808, 5841, 6336, 6608, 6776, 7139, 7392, 7434, 7623, 7744, 7788, 8496, 8712, 9086, 9912, 10164, 10384, 11088, 11328, 11616, 11682, 13216, 13552, 13629, 14278, 14784, 14868, 15246, 15576, 16992, 17424, 18172, 19824, 20328, 20768, 21417, 22176, 23232, 23364, 26432, 27104, 27258, 28556, 29736, 30492, 31152, 33984, 34848, 36344, 39648, 40656, 40887, 41536, 42834, 44352, 46728, 49973, 54208, 54516, 57112, 59472, 60984, 62304, 64251, 69696, 72688, 79296, 81312, 81774, 85668, 93456, 99946, 109032, 114224, 118944, 121968, 124608, 128502, 145376, 149919, 162624, 163548, 171336, 186912, 199892, 218064, 228448, 237888, 243936, 257004, 290752, 299838, 327096, 342672, 373824, 399784, 436128, 449757, 456896, 487872, 514008, 599676, 654192, 685344, 799568, 872256, 899514, 1028016, 1199352, 1308384, 1370688, 1599136, 1799028, 2056032, 2398704, 2616768, 3198272, 3598056, 4112064, 4797408, 7196112, 9594816, 14392224, 28784448]

約数ペア:

[(1, 28784448), (2, 14392224), (3, 9594816), (4, 7196112), (6, 4797408), (7, 4112064), (8, 3598056), (9, 3198272), (11, 2616768), (12, 2398704), (14, 2056032), (16, 1799028), (18, 1599136), (21, 1370688), (22, 1308384), (24, 1199352), (28, 1028016), (32, 899514), (33, 872256), (36, 799568), (42, 685344), (44, 654192), (48, 599676), (56, 514008), (59, 487872), (63, 456896), (64, 449757), (66, 436128), (72, 399784), (77, 373824), (84, 342672), (88, 327096), (96, 299838), (99, 290752), (112, 257004), (118, 243936), (121, 237888), (126, 228448), (132, 218064), (144, 199892), (154, 186912), (168, 171336), (176, 163548), (177, 162624), (192, 149919), (198, 145376), (224, 128502), (231, 124608), (236, 121968), (242, 118944), (252, 114224), (264, 109032), (288, 99946), (308, 93456), (336, 85668), (352, 81774), (354, 81312), (363, 79296), (396, 72688), (413, 69696), (448, 64251), (462, 62304), (472, 60984), (484, 59472), (504, 57112), (528, 54516), (531, 54208), (576, 49973), (616, 46728), (649, 44352), (672, 42834), (693, 41536), (704, 40887), (708, 40656), (726, 39648), (792, 36344), (826, 34848), (847, 33984), (924, 31152), (944, 30492), (968, 29736), (1008, 28556), (1056, 27258), (1062, 27104), (1089, 26432), (1232, 23364), (1239, 23232), (1298, 22176), (1344, 21417), (1386, 20768), (1416, 20328), (1452, 19824), (1584, 18172), (1652, 17424), (1694, 16992), (1848, 15576), (1888, 15246), (1936, 14868), (1947, 14784), (2016, 14278), (2112, 13629), (2124, 13552), (2178, 13216), (2464, 11682), (2478, 11616), (2541, 11328), (2596, 11088), (2772, 10384), (2832, 10164), (2904, 9912), (3168, 9086), (3304, 8712), (3388, 8496), (3696, 7788), (3717, 7744), (3776, 7623), (3872, 7434), (3894, 7392), (4032, 7139), (4248, 6776), (4356, 6608), (4543, 6336), (4928, 5841), (4956, 5808), (5082, 5664), (5192, 5544)]