178208340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{69073}}^1$

素因数の和:69128

約数の個数: 48

約数和(自身を含む): 510595008

約数和(自身を除く): 332386668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 69073, 138146, 207219, 276292, 345365, 414438, 690730, 828876, 1036095, 1381460, 2072190, 2970139, 4144380, 5940278, 8910417, 11880556, 14850695, 17820834, 29701390, 35641668, 44552085, 59402780, 89104170, 178208340]

約数ペア:

[(1, 178208340), (2, 89104170), (3, 59402780), (4, 44552085), (5, 35641668), (6, 29701390), (10, 17820834), (12, 14850695), (15, 11880556), (20, 8910417), (30, 5940278), (43, 4144380), (60, 2970139), (86, 2072190), (129, 1381460), (172, 1036095), (215, 828876), (258, 690730), (430, 414438), (516, 345365), (645, 276292), (860, 207219), (1290, 138146), (2580, 69073)]