199436760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{553991}}^1$

素因数の和:554008

約数の個数: 48

約数和(自身を含む): 648170640

約数和(自身を除く): 448733880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 553991, 1107982, 1661973, 2215964, 2769955, 3323946, 4431928, 4985919, 5539910, 6647892, 8309865, 9971838, 11079820, 13295784, 16619730, 19943676, 22159640, 24929595, 33239460, 39887352, 49859190, 66478920, 99718380, 199436760]

約数ペア:

[(1, 199436760), (2, 99718380), (3, 66478920), (4, 49859190), (5, 39887352), (6, 33239460), (8, 24929595), (9, 22159640), (10, 19943676), (12, 16619730), (15, 13295784), (18, 11079820), (20, 9971838), (24, 8309865), (30, 6647892), (36, 5539910), (40, 4985919), (45, 4431928), (60, 3323946), (72, 2769955), (90, 2215964), (120, 1661973), (180, 1107982), (360, 553991)]