69728820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{166021}}^1$

素因数の和:166040

約数の個数: 48

約数和(自身を含む): 223133568

約数和(自身を除く): 153404748

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, 166021, 332042, 498063, 664084, 830105, 996126, 1162147, 1660210, 1992252, 2324294, 2490315, 3320420, 3486441, 4648588, 4980630, 5810735, 6972882, 9961260, 11621470, 13945764, 17432205, 23242940, 34864410, 69728820]

約数ペア:

[(1, 69728820), (2, 34864410), (3, 23242940), (4, 17432205), (5, 13945764), (6, 11621470), (7, 9961260), (10, 6972882), (12, 5810735), (14, 4980630), (15, 4648588), (20, 3486441), (21, 3320420), (28, 2490315), (30, 2324294), (35, 1992252), (42, 1660210), (60, 1162147), (70, 996126), (84, 830105), (105, 664084), (140, 498063), (210, 332042), (420, 166021)]