389181312

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1999}}^1$

素因数の和:2045

約数の個数: 144

約数和(自身を含む): 1213290000

約数和(自身を除く): 824108688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 169, 192, 208, 234, 288, 312, 338, 384, 416, 468, 507, 576, 624, 676, 832, 936, 1014, 1152, 1248, 1352, 1521, 1664, 1872, 1999, 2028, 2496, 2704, 3042, 3744, 3998, 4056, 4992, 5408, 5997, 6084, 7488, 7996, 8112, 10816, 11994, 12168, 14976, 15992, 16224, 17991, 21632, 23988, 24336, 25987, 31984, 32448, 35982, 47976, 48672, 51974, 63968, 64896, 71964, 77961, 95952, 97344, 103948, 127936, 143928, 155922, 191904, 194688, 207896, 233883, 255872, 287856, 311844, 337831, 383808, 415792, 467766, 575712, 623688, 675662, 767616, 831584, 935532, 1013493, 1151424, 1247376, 1351324, 1663168, 1871064, 2026986, 2302848, 2494752, 2702648, 3040479, 3326336, 3742128, 4053972, 4989504, 5405296, 6080958, 7484256, 8107944, 9979008, 10810592, 12161916, 14968512, 16215888, 21621184, 24323832, 29937024, 32431776, 43242368, 48647664, 64863552, 97295328, 129727104, 194590656, 389181312]

約数ペア:

[(1, 389181312), (2, 194590656), (3, 129727104), (4, 97295328), (6, 64863552), (8, 48647664), (9, 43242368), (12, 32431776), (13, 29937024), (16, 24323832), (18, 21621184), (24, 16215888), (26, 14968512), (32, 12161916), (36, 10810592), (39, 9979008), (48, 8107944), (52, 7484256), (64, 6080958), (72, 5405296), (78, 4989504), (96, 4053972), (104, 3742128), (117, 3326336), (128, 3040479), (144, 2702648), (156, 2494752), (169, 2302848), (192, 2026986), (208, 1871064), (234, 1663168), (288, 1351324), (312, 1247376), (338, 1151424), (384, 1013493), (416, 935532), (468, 831584), (507, 767616), (576, 675662), (624, 623688), (676, 575712), (832, 467766), (936, 415792), (1014, 383808), (1152, 337831), (1248, 311844), (1352, 287856), (1521, 255872), (1664, 233883), (1872, 207896), (1999, 194688), (2028, 191904), (2496, 155922), (2704, 143928), (3042, 127936), (3744, 103948), (3998, 97344), (4056, 95952), (4992, 77961), (5408, 71964), (5997, 64896), (6084, 63968), (7488, 51974), (7996, 48672), (8112, 47976), (10816, 35982), (11994, 32448), (12168, 31984), (14976, 25987), (15992, 24336), (16224, 23988), (17991, 21632)]