102720720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{428003}}^1$

素因数の和:428019

約数の個数: 40

約数和(自身を含む): 318434976

約数和(自身を除く): 215714256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 428003, 856006, 1284009, 1712012, 2140015, 2568018, 3424024, 4280030, 5136036, 6420045, 6848048, 8560060, 10272072, 12840090, 17120120, 20544144, 25680180, 34240240, 51360360, 102720720]

約数ペア:

[(1, 102720720), (2, 51360360), (3, 34240240), (4, 25680180), (5, 20544144), (6, 17120120), (8, 12840090), (10, 10272072), (12, 8560060), (15, 6848048), (16, 6420045), (20, 5136036), (24, 4280030), (30, 3424024), (40, 2568018), (48, 2140015), (60, 1712012), (80, 1284009), (120, 856006), (240, 428003)]