2097612720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{138731}}^1$

素因数の和:138760

約数の個数: 160

約数和(自身を含む): 8257328640

約数和(自身を除く): 6159715920

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, 138731, 277462, 416193, 554924, 693655, 832386, 971117, 1109848, 1248579, 1387310, 1664772, 1942234, 2080965, 2219696, 2497158, 2774620, 2913351, 3329544, 3745737, 3884468, 4161930, 4855585, 4994316, 5549240, 5826702, 6242895, 6659088, 7491474, 7768936, 8323860, 8740053, 9711170, 9988632, 11098480, 11653404, 12485790, 14566755, 14982948, 15537872, 16647720, 17480106, 18728685, 19422340, 19977264, 23306808, 24971580, 26220159, 29133510, 29965896, 33295440, 34960212, 37457370, 38844680, 43700265, 46613616, 49943160, 52440318, 58267020, 59931792, 69920424, 74914740, 77689360, 87400530, 99886320, 104880636, 116534040, 131100795, 139840848, 149829480, 174801060, 209761272, 233068080, 262201590, 299658960, 349602120, 419522544, 524403180, 699204240, 1048806360, 2097612720]

約数ペア:

[(1, 2097612720), (2, 1048806360), (3, 699204240), (4, 524403180), (5, 419522544), (6, 349602120), (7, 299658960), (8, 262201590), (9, 233068080), (10, 209761272), (12, 174801060), (14, 149829480), (15, 139840848), (16, 131100795), (18, 116534040), (20, 104880636), (21, 99886320), (24, 87400530), (27, 77689360), (28, 74914740), (30, 69920424), (35, 59931792), (36, 58267020), (40, 52440318), (42, 49943160), (45, 46613616), (48, 43700265), (54, 38844680), (56, 37457370), (60, 34960212), (63, 33295440), (70, 29965896), (72, 29133510), (80, 26220159), (84, 24971580), (90, 23306808), (105, 19977264), (108, 19422340), (112, 18728685), (120, 17480106), (126, 16647720), (135, 15537872), (140, 14982948), (144, 14566755), (168, 12485790), (180, 11653404), (189, 11098480), (210, 9988632), (216, 9711170), (240, 8740053), (252, 8323860), (270, 7768936), (280, 7491474), (315, 6659088), (336, 6242895), (360, 5826702), (378, 5549240), (420, 4994316), (432, 4855585), (504, 4161930), (540, 3884468), (560, 3745737), (630, 3329544), (720, 2913351), (756, 2774620), (840, 2497158), (945, 2219696), (1008, 2080965), (1080, 1942234), (1260, 1664772), (1512, 1387310), (1680, 1248579), (1890, 1109848), (2160, 971117), (2520, 832386), (3024, 693655), (3780, 554924), (5040, 416193), (7560, 277462), (15120, 138731)]