204398460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{162221}}^1$

素因数の和:162243

約数の個数: 72

約数和(自身を含む): 708585696

約数和(自身を除く): 504187236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 162221, 324442, 486663, 648884, 811105, 973326, 1135547, 1459989, 1622210, 1946652, 2271094, 2433315, 2919978, 3244420, 3406641, 4542188, 4866630, 5677735, 5839956, 6813282, 7299945, 9733260, 10219923, 11355470, 13626564, 14599890, 17033205, 20439846, 22710940, 29199780, 34066410, 40879692, 51099615, 68132820, 102199230, 204398460]

約数ペア:

[(1, 204398460), (2, 102199230), (3, 68132820), (4, 51099615), (5, 40879692), (6, 34066410), (7, 29199780), (9, 22710940), (10, 20439846), (12, 17033205), (14, 14599890), (15, 13626564), (18, 11355470), (20, 10219923), (21, 9733260), (28, 7299945), (30, 6813282), (35, 5839956), (36, 5677735), (42, 4866630), (45, 4542188), (60, 3406641), (63, 3244420), (70, 2919978), (84, 2433315), (90, 2271094), (105, 1946652), (126, 1622210), (140, 1459989), (180, 1135547), (210, 973326), (252, 811105), (315, 648884), (420, 486663), (630, 324442), (1260, 162221)]