256378128

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{90529}}^1$

素因数の和:90599

約数の個数: 40

約数和(自身を含む): 673543200

約数和(自身を除く): 417165072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 236, 354, 472, 708, 944, 1416, 2832, 90529, 181058, 271587, 362116, 543174, 724232, 1086348, 1448464, 2172696, 4345392, 5341211, 10682422, 16023633, 21364844, 32047266, 42729688, 64094532, 85459376, 128189064, 256378128]

約数ペア:

[(1, 256378128), (2, 128189064), (3, 85459376), (4, 64094532), (6, 42729688), (8, 32047266), (12, 21364844), (16, 16023633), (24, 10682422), (48, 5341211), (59, 4345392), (118, 2172696), (177, 1448464), (236, 1086348), (354, 724232), (472, 543174), (708, 362116), (944, 271587), (1416, 181058), (2832, 90529)]