2400012720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{158731}}^1$

素因数の和:158760

約数の個数: 160

約数和(自身を含む): 9447728640

約数和(自身を除く): 7047715920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 158731, 317462, 476193, 634924, 793655, 952386, 1111117, 1269848, 1428579, 1587310, 1904772, 2222234, 2380965, 2539696, 2857158, 3174620, 3333351, 3809544, 4285737, 4444468, 4761930, 5555585, 5714316, 6349240, 6666702, 7142895, 7619088, 8571474, 8888936, 9523860, 10000053, 11111170, 11428632, 12698480, 13333404, 14285790, 16666755, 17142948, 17777872, 19047720, 20000106, 21428685, 22222340, 22857264, 26666808, 28571580, 30000159, 33333510, 34285896, 38095440, 40000212, 42857370, 44444680, 50000265, 53333616, 57143160, 60000318, 66667020, 68571792, 80000424, 85714740, 88889360, 100000530, 114286320, 120000636, 133334040, 150000795, 160000848, 171429480, 200001060, 240001272, 266668080, 300001590, 342858960, 400002120, 480002544, 600003180, 800004240, 1200006360, 2400012720]

約数ペア:

[(1, 2400012720), (2, 1200006360), (3, 800004240), (4, 600003180), (5, 480002544), (6, 400002120), (7, 342858960), (8, 300001590), (9, 266668080), (10, 240001272), (12, 200001060), (14, 171429480), (15, 160000848), (16, 150000795), (18, 133334040), (20, 120000636), (21, 114286320), (24, 100000530), (27, 88889360), (28, 85714740), (30, 80000424), (35, 68571792), (36, 66667020), (40, 60000318), (42, 57143160), (45, 53333616), (48, 50000265), (54, 44444680), (56, 42857370), (60, 40000212), (63, 38095440), (70, 34285896), (72, 33333510), (80, 30000159), (84, 28571580), (90, 26666808), (105, 22857264), (108, 22222340), (112, 21428685), (120, 20000106), (126, 19047720), (135, 17777872), (140, 17142948), (144, 16666755), (168, 14285790), (180, 13333404), (189, 12698480), (210, 11428632), (216, 11111170), (240, 10000053), (252, 9523860), (270, 8888936), (280, 8571474), (315, 7619088), (336, 7142895), (360, 6666702), (378, 6349240), (420, 5714316), (432, 5555585), (504, 4761930), (540, 4444468), (560, 4285737), (630, 3809544), (720, 3333351), (756, 3174620), (840, 2857158), (945, 2539696), (1008, 2380965), (1080, 2222234), (1260, 1904772), (1512, 1587310), (1680, 1428579), (1890, 1269848), (2160, 1111117), (2520, 952386), (3024, 793655), (3780, 634924), (5040, 476193), (7560, 317462), (15120, 158731)]