123481880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1607}}^1$

素因数の和:1748

約数の個数: 64

約数和(自身を含む): 296965440

約数和(自身を除く): 173483560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 340, 452, 565, 680, 904, 1130, 1607, 1921, 2260, 3214, 3842, 4520, 6428, 7684, 8035, 9605, 12856, 15368, 16070, 19210, 27319, 32140, 38420, 54638, 64280, 76840, 109276, 136595, 181591, 218552, 273190, 363182, 546380, 726364, 907955, 1092760, 1452728, 1815910, 3087047, 3631820, 6174094, 7263640, 12348188, 15435235, 24696376, 30870470, 61740940, 123481880]

約数ペア:

[(1, 123481880), (2, 61740940), (4, 30870470), (5, 24696376), (8, 15435235), (10, 12348188), (17, 7263640), (20, 6174094), (34, 3631820), (40, 3087047), (68, 1815910), (85, 1452728), (113, 1092760), (136, 907955), (170, 726364), (226, 546380), (340, 363182), (452, 273190), (565, 218552), (680, 181591), (904, 136595), (1130, 109276), (1607, 76840), (1921, 64280), (2260, 54638), (3214, 38420), (3842, 32140), (4520, 27319), (6428, 19210), (7684, 16070), (8035, 15368), (9605, 12856)]