78794340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1313239}}^1$

素因数の和:1313251

約数の個数: 24

約数和(自身を含む): 220624320

約数和(自身を除く): 141829980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1313239, 2626478, 3939717, 5252956, 6566195, 7879434, 13132390, 15758868, 19698585, 26264780, 39397170, 78794340]

約数ペア:

[(1, 78794340), (2, 39397170), (3, 26264780), (4, 19698585), (5, 15758868), (6, 13132390), (10, 7879434), (12, 6566195), (15, 5252956), (20, 3939717), (30, 2626478), (60, 1313239)]