239456520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{221719}}^1$

素因数の和:221739

約数の個数: 64

約数和(自身を含む): 798192000

約数和(自身を除く): 558735480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 221719, 443438, 665157, 886876, 1108595, 1330314, 1773752, 1995471, 2217190, 2660628, 3325785, 3990942, 4434380, 5321256, 5986413, 6651570, 7981884, 8868760, 9977355, 11972826, 13303140, 15963768, 19954710, 23945652, 26606280, 29932065, 39909420, 47891304, 59864130, 79818840, 119728260, 239456520]

約数ペア:

[(1, 239456520), (2, 119728260), (3, 79818840), (4, 59864130), (5, 47891304), (6, 39909420), (8, 29932065), (9, 26606280), (10, 23945652), (12, 19954710), (15, 15963768), (18, 13303140), (20, 11972826), (24, 9977355), (27, 8868760), (30, 7981884), (36, 6651570), (40, 5986413), (45, 5321256), (54, 4434380), (60, 3990942), (72, 3325785), (90, 2660628), (108, 2217190), (120, 1995471), (135, 1773752), (180, 1330314), (216, 1108595), (270, 886876), (360, 665157), (540, 443438), (1080, 221719)]