128408256

素因数分解:

$2^6\times 3^2\times {\mathrm{222931}}^1$

素因数の和:222949

約数の個数: 42

約数和(自身を含む): 368060732

約数和(自身を除く): 239652476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 222931, 445862, 668793, 891724, 1337586, 1783448, 2006379, 2675172, 3566896, 4012758, 5350344, 7133792, 8025516, 10700688, 14267584, 16051032, 21401376, 32102064, 42802752, 64204128, 128408256]

約数ペア:

[(1, 128408256), (2, 64204128), (3, 42802752), (4, 32102064), (6, 21401376), (8, 16051032), (9, 14267584), (12, 10700688), (16, 8025516), (18, 7133792), (24, 5350344), (32, 4012758), (36, 3566896), (48, 2675172), (64, 2006379), (72, 1783448), (96, 1337586), (144, 891724), (192, 668793), (288, 445862), (576, 222931)]