439470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 1207440

約数和(自身を除く): 767970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 257, 285, 342, 514, 570, 771, 855, 1285, 1542, 1710, 2313, 2570, 3855, 4626, 4883, 7710, 9766, 11565, 14649, 23130, 24415, 29298, 43947, 48830, 73245, 87894, 146490, 219735, 439470]

約数ペア:

[(1, 439470), (2, 219735), (3, 146490), (5, 87894), (6, 73245), (9, 48830), (10, 43947), (15, 29298), (18, 24415), (19, 23130), (30, 14649), (38, 11565), (45, 9766), (57, 7710), (90, 4883), (95, 4626), (114, 3855), (171, 2570), (190, 2313), (257, 1710), (285, 1542), (342, 1285), (514, 855), (570, 771)]