128399892

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 331161600

約数和(自身を除く): 202761708

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 43, 46, 62, 69, 86, 92, 93, 124, 129, 138, 172, 186, 258, 276, 349, 372, 516, 698, 713, 989, 1047, 1333, 1396, 1426, 1978, 2094, 2139, 2666, 2852, 2967, 3956, 3999, 4188, 4278, 5332, 5934, 7998, 8027, 8556, 10819, 11868, 15007, 15996, 16054, 21638, 24081, 30014, 30659, 32108, 32457, 43276, 45021, 48162, 60028, 61318, 64914, 90042, 91977, 96324, 122636, 129828, 180084, 183954, 248837, 345161, 367908, 465217, 497674, 690322, 746511, 930434, 995348, 1035483, 1380644, 1395651, 1493022, 1860868, 2070966, 2791302, 2986044, 4141932, 5582604, 10699991, 21399982, 32099973, 42799964, 64199946, 128399892]

約数ペア:

[(1, 128399892), (2, 64199946), (3, 42799964), (4, 32099973), (6, 21399982), (12, 10699991), (23, 5582604), (31, 4141932), (43, 2986044), (46, 2791302), (62, 2070966), (69, 1860868), (86, 1493022), (92, 1395651), (93, 1380644), (124, 1035483), (129, 995348), (138, 930434), (172, 746511), (186, 690322), (258, 497674), (276, 465217), (349, 367908), (372, 345161), (516, 248837), (698, 183954), (713, 180084), (989, 129828), (1047, 122636), (1333, 96324), (1396, 91977), (1426, 90042), (1978, 64914), (2094, 61318), (2139, 60028), (2666, 48162), (2852, 45021), (2967, 43276), (3956, 32457), (3999, 32108), (4188, 30659), (4278, 30014), (5332, 24081), (5934, 21638), (7998, 16054), (8027, 15996), (8556, 15007), (10819, 11868)]