715693020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{243433}}^1$

素因数の和:243459

約数の個数: 72

約数和(自身を含む): 2331123984

約数和(自身を除く): 1615430964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 243433, 486866, 730299, 973732, 1217165, 1460598, 1704031, 2434330, 2921196, 3408062, 3651495, 4868660, 5112093, 6816124, 7302990, 8520155, 10224186, 11928217, 14605980, 17040310, 20448372, 23856434, 25560465, 34080620, 35784651, 47712868, 51120930, 59641085, 71569302, 102241860, 119282170, 143138604, 178923255, 238564340, 357846510, 715693020]

約数ペア:

[(1, 715693020), (2, 357846510), (3, 238564340), (4, 178923255), (5, 143138604), (6, 119282170), (7, 102241860), (10, 71569302), (12, 59641085), (14, 51120930), (15, 47712868), (20, 35784651), (21, 34080620), (28, 25560465), (30, 23856434), (35, 20448372), (42, 17040310), (49, 14605980), (60, 11928217), (70, 10224186), (84, 8520155), (98, 7302990), (105, 6816124), (140, 5112093), (147, 4868660), (196, 3651495), (210, 3408062), (245, 2921196), (294, 2434330), (420, 1704031), (490, 1460598), (588, 1217165), (735, 973732), (980, 730299), (1470, 486866), (2940, 243433)]