261017520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{35083}}^1$

素因数の和:35130

約数の個数: 80

約数和(自身を含む): 835279872

約数和(自身を除く): 574262352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 35083, 70166, 105249, 140332, 175415, 210498, 280664, 350830, 420996, 526245, 561328, 701660, 841992, 1052490, 1087573, 1403320, 1683984, 2104980, 2175146, 2806640, 3262719, 4209960, 4350292, 5437865, 6525438, 8419920, 8700584, 10875730, 13050876, 16313595, 17401168, 21751460, 26101752, 32627190, 43502920, 52203504, 65254380, 87005840, 130508760, 261017520]

約数ペア:

[(1, 261017520), (2, 130508760), (3, 87005840), (4, 65254380), (5, 52203504), (6, 43502920), (8, 32627190), (10, 26101752), (12, 21751460), (15, 17401168), (16, 16313595), (20, 13050876), (24, 10875730), (30, 8700584), (31, 8419920), (40, 6525438), (48, 5437865), (60, 4350292), (62, 4209960), (80, 3262719), (93, 2806640), (120, 2175146), (124, 2104980), (155, 1683984), (186, 1403320), (240, 1087573), (248, 1052490), (310, 841992), (372, 701660), (465, 561328), (496, 526245), (620, 420996), (744, 350830), (930, 280664), (1240, 210498), (1488, 175415), (1860, 140332), (2480, 105249), (3720, 70166), (7440, 35083)]