225540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 786240

約数和(自身を除く): 560700

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, 179, 180, 210, 252, 315, 358, 420, 537, 630, 716, 895, 1074, 1253, 1260, 1611, 1790, 2148, 2506, 2685, 3222, 3580, 3759, 5012, 5370, 6265, 6444, 7518, 8055, 10740, 11277, 12530, 15036, 16110, 18795, 22554, 25060, 32220, 37590, 45108, 56385, 75180, 112770, 225540]

約数ペア:

[(1, 225540), (2, 112770), (3, 75180), (4, 56385), (5, 45108), (6, 37590), (7, 32220), (9, 25060), (10, 22554), (12, 18795), (14, 16110), (15, 15036), (18, 12530), (20, 11277), (21, 10740), (28, 8055), (30, 7518), (35, 6444), (36, 6265), (42, 5370), (45, 5012), (60, 3759), (63, 3580), (70, 3222), (84, 2685), (90, 2506), (105, 2148), (126, 1790), (140, 1611), (179, 1260), (180, 1253), (210, 1074), (252, 895), (315, 716), (358, 630), (420, 537)]