261049320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103591}}^1$

素因数の和:103615

約数の個数: 96

約数和(自身を含む): 969621120

約数和(自身を除く): 708571800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 103591, 207182, 310773, 414364, 517955, 621546, 725137, 828728, 932319, 1035910, 1243092, 1450274, 1553865, 1864638, 2071820, 2175411, 2486184, 2900548, 3107730, 3625685, 3729276, 4143640, 4350822, 4661595, 5801096, 6215460, 6526233, 7251370, 7458552, 8701644, 9323190, 10877055, 12430920, 13052466, 14502740, 17403288, 18646380, 21754110, 26104932, 29005480, 32631165, 37292760, 43508220, 52209864, 65262330, 87016440, 130524660, 261049320]

約数ペア:

[(1, 261049320), (2, 130524660), (3, 87016440), (4, 65262330), (5, 52209864), (6, 43508220), (7, 37292760), (8, 32631165), (9, 29005480), (10, 26104932), (12, 21754110), (14, 18646380), (15, 17403288), (18, 14502740), (20, 13052466), (21, 12430920), (24, 10877055), (28, 9323190), (30, 8701644), (35, 7458552), (36, 7251370), (40, 6526233), (42, 6215460), (45, 5801096), (56, 4661595), (60, 4350822), (63, 4143640), (70, 3729276), (72, 3625685), (84, 3107730), (90, 2900548), (105, 2486184), (120, 2175411), (126, 2071820), (140, 1864638), (168, 1553865), (180, 1450274), (210, 1243092), (252, 1035910), (280, 932319), (315, 828728), (360, 725137), (420, 621546), (504, 517955), (630, 414364), (840, 310773), (1260, 207182), (2520, 103591)]