204198120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{81031}}^1$

素因数の和:81055

約数の個数: 96

約数和(自身を含む): 758459520

約数和(自身を除く): 554261400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 81031, 162062, 243093, 324124, 405155, 486186, 567217, 648248, 729279, 810310, 972372, 1134434, 1215465, 1458558, 1620620, 1701651, 1944744, 2268868, 2430930, 2836085, 2917116, 3241240, 3403302, 3646395, 4537736, 4861860, 5104953, 5672170, 5834232, 6806604, 7292790, 8508255, 9723720, 10209906, 11344340, 13613208, 14585580, 17016510, 20419812, 22688680, 25524765, 29171160, 34033020, 40839624, 51049530, 68066040, 102099060, 204198120]

約数ペア:

[(1, 204198120), (2, 102099060), (3, 68066040), (4, 51049530), (5, 40839624), (6, 34033020), (7, 29171160), (8, 25524765), (9, 22688680), (10, 20419812), (12, 17016510), (14, 14585580), (15, 13613208), (18, 11344340), (20, 10209906), (21, 9723720), (24, 8508255), (28, 7292790), (30, 6806604), (35, 5834232), (36, 5672170), (40, 5104953), (42, 4861860), (45, 4537736), (56, 3646395), (60, 3403302), (63, 3241240), (70, 2917116), (72, 2836085), (84, 2430930), (90, 2268868), (105, 1944744), (120, 1701651), (126, 1620620), (140, 1458558), (168, 1215465), (180, 1134434), (210, 972372), (252, 810310), (280, 729279), (315, 648248), (360, 567217), (420, 486186), (504, 405155), (630, 324124), (840, 243093), (1260, 162062), (2520, 81031)]