1278842550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{370679}}^1$

素因数の和:370717

約数の個数: 48

約数和(自身を含む): 3309431040

約数和(自身を除く): 2030588490

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 370679, 741358, 1112037, 1853395, 2224074, 3706790, 5560185, 8525617, 9266975, 11120370, 17051234, 18533950, 25576851, 27800925, 42628085, 51153702, 55601850, 85256170, 127884255, 213140425, 255768510, 426280850, 639421275, 1278842550]

約数ペア:

[(1, 1278842550), (2, 639421275), (3, 426280850), (5, 255768510), (6, 213140425), (10, 127884255), (15, 85256170), (23, 55601850), (25, 51153702), (30, 42628085), (46, 27800925), (50, 25576851), (69, 18533950), (75, 17051234), (115, 11120370), (138, 9266975), (150, 8525617), (230, 5560185), (345, 3706790), (575, 2224074), (690, 1853395), (1150, 1112037), (1725, 741358), (3450, 370679)]