128575710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1667}}^1$

素因数の和:2537

約数の個数: 48

約数和(自身を含む): 334887696

約数和(自身を除く): 206311986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 857, 1667, 1714, 2571, 3334, 4285, 5001, 5142, 7713, 8335, 8570, 10002, 12855, 15003, 15426, 16670, 25005, 25710, 30006, 38565, 50010, 75015, 77130, 150030, 1428619, 2857238, 4285857, 7143095, 8571714, 12857571, 14286190, 21429285, 25715142, 42858570, 64287855, 128575710]

約数ペア:

[(1, 128575710), (2, 64287855), (3, 42858570), (5, 25715142), (6, 21429285), (9, 14286190), (10, 12857571), (15, 8571714), (18, 7143095), (30, 4285857), (45, 2857238), (90, 1428619), (857, 150030), (1667, 77130), (1714, 75015), (2571, 50010), (3334, 38565), (4285, 30006), (5001, 25710), (5142, 25005), (7713, 16670), (8335, 15426), (8570, 15003), (10002, 12855)]