77438520

素因数分解:

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

素因数の和:1125

約数の個数: 96

約数和(自身を含む): 252972720

約数和(自身を除く): 175534200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 251, 360, 502, 753, 857, 1004, 1255, 1506, 1714, 2008, 2259, 2510, 2571, 3012, 3428, 3765, 4285, 4518, 5020, 5142, 6024, 6856, 7530, 7713, 8570, 9036, 10040, 10284, 11295, 12855, 15060, 15426, 17140, 18072, 20568, 22590, 25710, 30120, 30852, 34280, 38565, 45180, 51420, 61704, 77130, 90360, 102840, 154260, 215107, 308520, 430214, 645321, 860428, 1075535, 1290642, 1720856, 1935963, 2151070, 2581284, 3226605, 3871926, 4302140, 5162568, 6453210, 7743852, 8604280, 9679815, 12906420, 15487704, 19359630, 25812840, 38719260, 77438520]

約数ペア:

[(1, 77438520), (2, 38719260), (3, 25812840), (4, 19359630), (5, 15487704), (6, 12906420), (8, 9679815), (9, 8604280), (10, 7743852), (12, 6453210), (15, 5162568), (18, 4302140), (20, 3871926), (24, 3226605), (30, 2581284), (36, 2151070), (40, 1935963), (45, 1720856), (60, 1290642), (72, 1075535), (90, 860428), (120, 645321), (180, 430214), (251, 308520), (360, 215107), (502, 154260), (753, 102840), (857, 90360), (1004, 77130), (1255, 61704), (1506, 51420), (1714, 45180), (2008, 38565), (2259, 34280), (2510, 30852), (2571, 30120), (3012, 25710), (3428, 22590), (3765, 20568), (4285, 18072), (4518, 17140), (5020, 15426), (5142, 15060), (6024, 12855), (6856, 11295), (7530, 10284), (7713, 10040), (8570, 9036)]