38719260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{857}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 118053936

約数和(自身を除く): 79334676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 857, 1004, 1255, 1506, 1714, 2259, 2510, 2571, 3012, 3428, 3765, 4285, 4518, 5020, 5142, 7530, 7713, 8570, 9036, 10284, 11295, 12855, 15060, 15426, 17140, 22590, 25710, 30852, 38565, 45180, 51420, 77130, 154260, 215107, 430214, 645321, 860428, 1075535, 1290642, 1935963, 2151070, 2581284, 3226605, 3871926, 4302140, 6453210, 7743852, 9679815, 12906420, 19359630, 38719260]

約数ペア:

[(1, 38719260), (2, 19359630), (3, 12906420), (4, 9679815), (5, 7743852), (6, 6453210), (9, 4302140), (10, 3871926), (12, 3226605), (15, 2581284), (18, 2151070), (20, 1935963), (30, 1290642), (36, 1075535), (45, 860428), (60, 645321), (90, 430214), (180, 215107), (251, 154260), (502, 77130), (753, 51420), (857, 45180), (1004, 38565), (1255, 30852), (1506, 25710), (1714, 22590), (2259, 17140), (2510, 15426), (2571, 15060), (3012, 12855), (3428, 11295), (3765, 10284), (4285, 9036), (4518, 8570), (5020, 7713), (5142, 7530)]