189198660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{450473}}^1$

素因数の和:450492

約数の個数: 48

約数和(自身を含む): 605437056

約数和(自身を除く): 416238396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 450473, 900946, 1351419, 1801892, 2252365, 2702838, 3153311, 4504730, 5405676, 6306622, 6757095, 9009460, 9459933, 12613244, 13514190, 15766555, 18919866, 27028380, 31533110, 37839732, 47299665, 63066220, 94599330, 189198660]

約数ペア:

[(1, 189198660), (2, 94599330), (3, 63066220), (4, 47299665), (5, 37839732), (6, 31533110), (7, 27028380), (10, 18919866), (12, 15766555), (14, 13514190), (15, 12613244), (20, 9459933), (21, 9009460), (28, 6757095), (30, 6306622), (35, 5405676), (42, 4504730), (60, 3153311), (70, 2702838), (84, 2252365), (105, 1801892), (140, 1351419), (210, 900946), (420, 450473)]