239306040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{664739}}^1$

素因数の和:664756

約数の個数: 48

約数和(自身を含む): 777745800

約数和(自身を除く): 538439760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 664739, 1329478, 1994217, 2658956, 3323695, 3988434, 5317912, 5982651, 6647390, 7976868, 9971085, 11965302, 13294780, 15953736, 19942170, 23930604, 26589560, 29913255, 39884340, 47861208, 59826510, 79768680, 119653020, 239306040]

約数ペア:

[(1, 239306040), (2, 119653020), (3, 79768680), (4, 59826510), (5, 47861208), (6, 39884340), (8, 29913255), (9, 26589560), (10, 23930604), (12, 19942170), (15, 15953736), (18, 13294780), (20, 11965302), (24, 9971085), (30, 7976868), (36, 6647390), (40, 5982651), (45, 5317912), (60, 3988434), (72, 3323695), (90, 2658956), (120, 1994217), (180, 1329478), (360, 664739)]