219108960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21737}}^1$

素因数の和:21765

約数の個数: 144

約数和(自身を含む): 854564256

約数和(自身を除く): 635455296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21737, 43474, 65211, 86948, 108685, 130422, 152159, 173896, 195633, 217370, 260844, 304318, 326055, 347792, 391266, 434740, 456477, 521688, 608636, 652110, 695584, 760795, 782532, 869480, 912954, 978165, 1043376, 1217272, 1304220, 1369431, 1521590, 1565064, 1738960, 1825908, 1956330, 2086752, 2282385, 2434544, 2608440, 2738862, 3043180, 3130128, 3477920, 3651816, 3912660, 4564770, 4869088, 5216880, 5477724, 6086360, 6260256, 6847155, 7303632, 7825320, 9129540, 10433760, 10955448, 12172720, 13694310, 14607264, 15650640, 18259080, 21910896, 24345440, 27388620, 31301280, 36518160, 43821792, 54777240, 73036320, 109554480, 219108960]

約数ペア:

[(1, 219108960), (2, 109554480), (3, 73036320), (4, 54777240), (5, 43821792), (6, 36518160), (7, 31301280), (8, 27388620), (9, 24345440), (10, 21910896), (12, 18259080), (14, 15650640), (15, 14607264), (16, 13694310), (18, 12172720), (20, 10955448), (21, 10433760), (24, 9129540), (28, 7825320), (30, 7303632), (32, 6847155), (35, 6260256), (36, 6086360), (40, 5477724), (42, 5216880), (45, 4869088), (48, 4564770), (56, 3912660), (60, 3651816), (63, 3477920), (70, 3130128), (72, 3043180), (80, 2738862), (84, 2608440), (90, 2434544), (96, 2282385), (105, 2086752), (112, 1956330), (120, 1825908), (126, 1738960), (140, 1565064), (144, 1521590), (160, 1369431), (168, 1304220), (180, 1217272), (210, 1043376), (224, 978165), (240, 912954), (252, 869480), (280, 782532), (288, 760795), (315, 695584), (336, 652110), (360, 608636), (420, 521688), (480, 456477), (504, 434740), (560, 391266), (630, 347792), (672, 326055), (720, 304318), (840, 260844), (1008, 217370), (1120, 195633), (1260, 173896), (1440, 152159), (1680, 130422), (2016, 108685), (2520, 86948), (3360, 65211), (5040, 43474), (10080, 21737)]