128517984

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{1301}}^1$

素因数の和:1338

約数の個数: 144

約数和(自身を含む): 426535200

約数和(自身を除く): 298017216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 343, 392, 441, 504, 588, 672, 686, 784, 882, 1008, 1029, 1176, 1301, 1372, 1568, 1764, 2016, 2058, 2352, 2602, 2744, 3087, 3528, 3903, 4116, 4704, 5204, 5488, 6174, 7056, 7806, 8232, 9107, 10408, 10976, 11709, 12348, 14112, 15612, 16464, 18214, 20816, 23418, 24696, 27321, 31224, 32928, 36428, 41632, 46836, 49392, 54642, 62448, 63749, 72856, 81963, 93672, 98784, 109284, 124896, 127498, 145712, 163926, 187344, 191247, 218568, 254996, 291424, 327852, 374688, 382494, 437136, 446243, 509992, 573741, 655704, 764988, 874272, 892486, 1019984, 1147482, 1311408, 1338729, 1529976, 1784972, 2039968, 2294964, 2622816, 2677458, 3059952, 3569944, 4016187, 4589928, 5354916, 6119904, 7139888, 8032374, 9179856, 10709832, 14279776, 16064748, 18359712, 21419664, 32129496, 42839328, 64258992, 128517984]

約数ペア:

[(1, 128517984), (2, 64258992), (3, 42839328), (4, 32129496), (6, 21419664), (7, 18359712), (8, 16064748), (9, 14279776), (12, 10709832), (14, 9179856), (16, 8032374), (18, 7139888), (21, 6119904), (24, 5354916), (28, 4589928), (32, 4016187), (36, 3569944), (42, 3059952), (48, 2677458), (49, 2622816), (56, 2294964), (63, 2039968), (72, 1784972), (84, 1529976), (96, 1338729), (98, 1311408), (112, 1147482), (126, 1019984), (144, 892486), (147, 874272), (168, 764988), (196, 655704), (224, 573741), (252, 509992), (288, 446243), (294, 437136), (336, 382494), (343, 374688), (392, 327852), (441, 291424), (504, 254996), (588, 218568), (672, 191247), (686, 187344), (784, 163926), (882, 145712), (1008, 127498), (1029, 124896), (1176, 109284), (1301, 98784), (1372, 93672), (1568, 81963), (1764, 72856), (2016, 63749), (2058, 62448), (2352, 54642), (2602, 49392), (2744, 46836), (3087, 41632), (3528, 36428), (3903, 32928), (4116, 31224), (4704, 27321), (5204, 24696), (5488, 23418), (6174, 20816), (7056, 18214), (7806, 16464), (8232, 15612), (9107, 14112), (10408, 12348), (10976, 11709)]