128859408

素因数分解:

$2^4\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1993}}^1$

素因数の和:2456

約数の個数: 60

約数和(自身を含む): 361611900

約数和(自身を除く): 232752492

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 449, 898, 1347, 1796, 1993, 2694, 3592, 3986, 4041, 5388, 5979, 7184, 7972, 8082, 10776, 11958, 15944, 16164, 17937, 21552, 23916, 31888, 32328, 35874, 47832, 64656, 71748, 95664, 143496, 286992, 894857, 1789714, 2684571, 3579428, 5369142, 7158856, 8053713, 10738284, 14317712, 16107426, 21476568, 32214852, 42953136, 64429704, 128859408]

約数ペア:

[(1, 128859408), (2, 64429704), (3, 42953136), (4, 32214852), (6, 21476568), (8, 16107426), (9, 14317712), (12, 10738284), (16, 8053713), (18, 7158856), (24, 5369142), (36, 3579428), (48, 2684571), (72, 1789714), (144, 894857), (449, 286992), (898, 143496), (1347, 95664), (1796, 71748), (1993, 64656), (2694, 47832), (3592, 35874), (3986, 32328), (4041, 31888), (5388, 23916), (5979, 21552), (7184, 17937), (7972, 16164), (8082, 15944), (10776, 11958)]