140688044

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 293314560

約数和(自身を除く): 152626516

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 109, 124, 217, 218, 434, 436, 763, 868, 1487, 1526, 2974, 3052, 3379, 5948, 6758, 10409, 13516, 20818, 23653, 41636, 46097, 47306, 92194, 94612, 162083, 184388, 322679, 324166, 645358, 648332, 1134581, 1290716, 2269162, 4538324, 5024573, 10049146, 20098292, 35172011, 70344022, 140688044]

約数ペア:

[(1, 140688044), (2, 70344022), (4, 35172011), (7, 20098292), (14, 10049146), (28, 5024573), (31, 4538324), (62, 2269162), (109, 1290716), (124, 1134581), (217, 648332), (218, 645358), (434, 324166), (436, 322679), (763, 184388), (868, 162083), (1487, 94612), (1526, 92194), (2974, 47306), (3052, 46097), (3379, 41636), (5948, 23653), (6758, 20818), (10409, 13516)]