81630960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{340129}}^1$

素因数の和:340145

約数の個数: 40

約数和(自身を含む): 253056720

約数和(自身を除く): 171425760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 340129, 680258, 1020387, 1360516, 1700645, 2040774, 2721032, 3401290, 4081548, 5101935, 5442064, 6802580, 8163096, 10203870, 13605160, 16326192, 20407740, 27210320, 40815480, 81630960]

約数ペア:

[(1, 81630960), (2, 40815480), (3, 27210320), (4, 20407740), (5, 16326192), (6, 13605160), (8, 10203870), (10, 8163096), (12, 6802580), (15, 5442064), (16, 5101935), (20, 4081548), (24, 3401290), (30, 2721032), (40, 2040774), (48, 1700645), (60, 1360516), (80, 1020387), (120, 680258), (240, 340129)]