90375180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215179}}^1$

素因数の和:215198

約数の個数: 48

約数和(自身を含む): 289201920

約数和(自身を除く): 198826740

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, 215179, 430358, 645537, 860716, 1075895, 1291074, 1506253, 2151790, 2582148, 3012506, 3227685, 4303580, 4518759, 6025012, 6455370, 7531265, 9037518, 12910740, 15062530, 18075036, 22593795, 30125060, 45187590, 90375180]

約数ペア:

[(1, 90375180), (2, 45187590), (3, 30125060), (4, 22593795), (5, 18075036), (6, 15062530), (7, 12910740), (10, 9037518), (12, 7531265), (14, 6455370), (15, 6025012), (20, 4518759), (21, 4303580), (28, 3227685), (30, 3012506), (35, 2582148), (42, 2151790), (60, 1506253), (70, 1291074), (84, 1075895), (105, 860716), (140, 645537), (210, 430358), (420, 215179)]