247817520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{701}}^1$

素因数の和:1211

約数の個数: 120

約数和(自身を含む): 835138512

約数和(自身を除く): 587320992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 491, 701, 720, 982, 1402, 1473, 1964, 2103, 2455, 2804, 2946, 3505, 3928, 4206, 4419, 4910, 5608, 5892, 6309, 7010, 7365, 7856, 8412, 8838, 9820, 10515, 11216, 11784, 12618, 14020, 14730, 16824, 17676, 19640, 21030, 22095, 23568, 25236, 28040, 29460, 31545, 33648, 35352, 39280, 42060, 44190, 50472, 56080, 58920, 63090, 70704, 84120, 88380, 100944, 117840, 126180, 168240, 176760, 252360, 344191, 353520, 504720, 688382, 1032573, 1376764, 1720955, 2065146, 2753528, 3097719, 3441910, 4130292, 5162865, 5507056, 6195438, 6883820, 8260584, 10325730, 12390876, 13767640, 15488595, 16521168, 20651460, 24781752, 27535280, 30977190, 41302920, 49563504, 61954380, 82605840, 123908760, 247817520]

約数ペア:

[(1, 247817520), (2, 123908760), (3, 82605840), (4, 61954380), (5, 49563504), (6, 41302920), (8, 30977190), (9, 27535280), (10, 24781752), (12, 20651460), (15, 16521168), (16, 15488595), (18, 13767640), (20, 12390876), (24, 10325730), (30, 8260584), (36, 6883820), (40, 6195438), (45, 5507056), (48, 5162865), (60, 4130292), (72, 3441910), (80, 3097719), (90, 2753528), (120, 2065146), (144, 1720955), (180, 1376764), (240, 1032573), (360, 688382), (491, 504720), (701, 353520), (720, 344191), (982, 252360), (1402, 176760), (1473, 168240), (1964, 126180), (2103, 117840), (2455, 100944), (2804, 88380), (2946, 84120), (3505, 70704), (3928, 63090), (4206, 58920), (4419, 56080), (4910, 50472), (5608, 44190), (5892, 42060), (6309, 39280), (7010, 35352), (7365, 33648), (7856, 31545), (8412, 29460), (8838, 28040), (9820, 25236), (10515, 23568), (11216, 22095), (11784, 21030), (12618, 19640), (14020, 17676), (14730, 16824)]