565020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 1777776

約数和(自身を除く): 1212756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 73, 86, 90, 129, 146, 172, 180, 215, 219, 258, 292, 365, 387, 430, 438, 516, 645, 657, 730, 774, 860, 876, 1095, 1290, 1314, 1460, 1548, 1935, 2190, 2580, 2628, 3139, 3285, 3870, 4380, 6278, 6570, 7740, 9417, 12556, 13140, 15695, 18834, 28251, 31390, 37668, 47085, 56502, 62780, 94170, 113004, 141255, 188340, 282510, 565020]

約数ペア:

[(1, 565020), (2, 282510), (3, 188340), (4, 141255), (5, 113004), (6, 94170), (9, 62780), (10, 56502), (12, 47085), (15, 37668), (18, 31390), (20, 28251), (30, 18834), (36, 15695), (43, 13140), (45, 12556), (60, 9417), (73, 7740), (86, 6570), (90, 6278), (129, 4380), (146, 3870), (172, 3285), (180, 3139), (215, 2628), (219, 2580), (258, 2190), (292, 1935), (365, 1548), (387, 1460), (430, 1314), (438, 1290), (516, 1095), (645, 876), (657, 860), (730, 774)]