128946608

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37139}}^1$

素因数の和:37185

約数の個数: 40

約数和(自身を含む): 294743040

約数和(自身を除く): 165796432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 37139, 74278, 148556, 259973, 297112, 519946, 594224, 1039892, 1151309, 2079784, 2302618, 4159568, 4605236, 8059163, 9210472, 16118326, 18420944, 32236652, 64473304, 128946608]

約数ペア:

[(1, 128946608), (2, 64473304), (4, 32236652), (7, 18420944), (8, 16118326), (14, 9210472), (16, 8059163), (28, 4605236), (31, 4159568), (56, 2302618), (62, 2079784), (112, 1151309), (124, 1039892), (217, 594224), (248, 519946), (434, 297112), (496, 259973), (868, 148556), (1736, 74278), (3472, 37139)]