131447120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{234727}}^1$

素因数の和:234747

約数の個数: 40

約数和(自身を含む): 349275264

約数和(自身を除く): 217828144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 234727, 469454, 938908, 1173635, 1643089, 1877816, 2347270, 3286178, 3755632, 4694540, 6572356, 8215445, 9389080, 13144712, 16430890, 18778160, 26289424, 32861780, 65723560, 131447120]

約数ペア:

[(1, 131447120), (2, 65723560), (4, 32861780), (5, 26289424), (7, 18778160), (8, 16430890), (10, 13144712), (14, 9389080), (16, 8215445), (20, 6572356), (28, 4694540), (35, 3755632), (40, 3286178), (56, 2347270), (70, 1877816), (80, 1643089), (112, 1173635), (140, 938908), (280, 469454), (560, 234727)]