1689990848

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:231

約数の個数: 224

約数和(自身を含む): 4317723648

約数和(自身を除く): 2627732800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 61, 64, 67, 71, 91, 104, 112, 122, 134, 142, 182, 208, 224, 244, 268, 284, 364, 416, 427, 448, 469, 488, 497, 536, 568, 728, 793, 832, 854, 871, 923, 938, 976, 994, 1072, 1136, 1456, 1586, 1708, 1742, 1846, 1876, 1952, 1988, 2144, 2272, 2912, 3172, 3416, 3484, 3692, 3752, 3904, 3976, 4087, 4288, 4331, 4544, 4757, 5551, 5824, 6097, 6344, 6461, 6832, 6968, 7384, 7504, 7952, 8174, 8662, 9514, 11102, 12194, 12688, 12922, 13664, 13936, 14768, 15008, 15904, 16348, 17324, 19028, 22204, 24388, 25376, 25844, 27328, 27872, 28609, 29536, 30016, 30317, 31808, 32696, 33299, 34648, 38056, 44408, 48776, 50752, 51688, 53131, 55744, 56303, 57218, 59072, 60634, 61841, 65392, 66598, 69296, 76112, 88816, 97552, 103376, 106262, 112606, 114436, 121268, 123682, 130784, 133196, 138592, 152224, 177632, 195104, 206752, 212524, 225212, 228872, 242536, 247364, 261568, 266392, 277184, 290177, 304448, 355264, 371917, 390208, 394121, 413504, 425048, 432887, 450424, 457744, 485072, 494728, 532784, 580354, 743834, 788242, 850096, 865774, 900848, 915488, 970144, 989456, 1065568, 1160708, 1487668, 1576484, 1700192, 1731548, 1801696, 1830976, 1940288, 1978912, 2031239, 2131136, 2321416, 2975336, 3152968, 3400384, 3463096, 3603392, 3772301, 3957824, 4062478, 4642832, 5950672, 6305936, 6926192, 7544602, 8124956, 9285664, 11901344, 12611872, 13852384, 15089204, 16249912, 18571328, 23802688, 25223744, 26406107, 27704768, 30178408, 32499824, 52812214, 60356816, 64999648, 105624428, 120713632, 129999296, 211248856, 241427264, 422497712, 844995424, 1689990848]

約数ペア:

[(1, 1689990848), (2, 844995424), (4, 422497712), (7, 241427264), (8, 211248856), (13, 129999296), (14, 120713632), (16, 105624428), (26, 64999648), (28, 60356816), (32, 52812214), (52, 32499824), (56, 30178408), (61, 27704768), (64, 26406107), (67, 25223744), (71, 23802688), (91, 18571328), (104, 16249912), (112, 15089204), (122, 13852384), (134, 12611872), (142, 11901344), (182, 9285664), (208, 8124956), (224, 7544602), (244, 6926192), (268, 6305936), (284, 5950672), (364, 4642832), (416, 4062478), (427, 3957824), (448, 3772301), (469, 3603392), (488, 3463096), (497, 3400384), (536, 3152968), (568, 2975336), (728, 2321416), (793, 2131136), (832, 2031239), (854, 1978912), (871, 1940288), (923, 1830976), (938, 1801696), (976, 1731548), (994, 1700192), (1072, 1576484), (1136, 1487668), (1456, 1160708), (1586, 1065568), (1708, 989456), (1742, 970144), (1846, 915488), (1876, 900848), (1952, 865774), (1988, 850096), (2144, 788242), (2272, 743834), (2912, 580354), (3172, 532784), (3416, 494728), (3484, 485072), (3692, 457744), (3752, 450424), (3904, 432887), (3976, 425048), (4087, 413504), (4288, 394121), (4331, 390208), (4544, 371917), (4757, 355264), (5551, 304448), (5824, 290177), (6097, 277184), (6344, 266392), (6461, 261568), (6832, 247364), (6968, 242536), (7384, 228872), (7504, 225212), (7952, 212524), (8174, 206752), (8662, 195104), (9514, 177632), (11102, 152224), (12194, 138592), (12688, 133196), (12922, 130784), (13664, 123682), (13936, 121268), (14768, 114436), (15008, 112606), (15904, 106262), (16348, 103376), (17324, 97552), (19028, 88816), (22204, 76112), (24388, 69296), (25376, 66598), (25844, 65392), (27328, 61841), (27872, 60634), (28609, 59072), (29536, 57218), (30016, 56303), (30317, 55744), (31808, 53131), (32696, 51688), (33299, 50752), (34648, 48776), (38056, 44408)]