199488420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{41047}}^1$

素因数の和:41071

約数の個数: 72

約数和(自身を含む): 627541824

約数和(自身を除く): 428053404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 41047, 82094, 123141, 164188, 205235, 246282, 369423, 410470, 492564, 615705, 738846, 820940, 1108269, 1231410, 1477692, 1847115, 2216538, 2462820, 3324807, 3694230, 4433076, 5541345, 6649614, 7388460, 9974421, 11082690, 13299228, 16624035, 19948842, 22165380, 33248070, 39897684, 49872105, 66496140, 99744210, 199488420]

約数ペア:

[(1, 199488420), (2, 99744210), (3, 66496140), (4, 49872105), (5, 39897684), (6, 33248070), (9, 22165380), (10, 19948842), (12, 16624035), (15, 13299228), (18, 11082690), (20, 9974421), (27, 7388460), (30, 6649614), (36, 5541345), (45, 4433076), (54, 3694230), (60, 3324807), (81, 2462820), (90, 2216538), (108, 1847115), (135, 1477692), (162, 1231410), (180, 1108269), (243, 820940), (270, 738846), (324, 615705), (405, 492564), (486, 410470), (540, 369423), (810, 246282), (972, 205235), (1215, 164188), (1620, 123141), (2430, 82094), (4860, 41047)]