215270040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41719}}^1$

素因数の和:41776

約数の個数: 64

約数和(自身を含む): 660844800

約数和(自身を除く): 445574760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 41719, 83438, 125157, 166876, 208595, 250314, 333752, 417190, 500628, 625785, 834380, 1001256, 1251570, 1668760, 1793917, 2503140, 3587834, 5006280, 5381751, 7175668, 8969585, 10763502, 14351336, 17939170, 21527004, 26908755, 35878340, 43054008, 53817510, 71756680, 107635020, 215270040]

約数ペア:

[(1, 215270040), (2, 107635020), (3, 71756680), (4, 53817510), (5, 43054008), (6, 35878340), (8, 26908755), (10, 21527004), (12, 17939170), (15, 14351336), (20, 10763502), (24, 8969585), (30, 7175668), (40, 5381751), (43, 5006280), (60, 3587834), (86, 2503140), (120, 1793917), (129, 1668760), (172, 1251570), (215, 1001256), (258, 834380), (344, 625785), (430, 500628), (516, 417190), (645, 333752), (860, 250314), (1032, 208595), (1290, 166876), (1720, 125157), (2580, 83438), (5160, 41719)]