2018571720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{25919}}^1$

素因数の和:26003

約数の個数: 128

約数和(自身を含む): 6718464000

約数和(自身を除く): 4699892280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 885, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2596, 3245, 3540, 3894, 5192, 6490, 7080, 7788, 9735, 12980, 15576, 19470, 25919, 25960, 38940, 51838, 77757, 77880, 103676, 129595, 155514, 207352, 259190, 285109, 311028, 388785, 518380, 570218, 622056, 777570, 855327, 1036760, 1140436, 1425545, 1529221, 1555140, 1710654, 2280872, 2851090, 3058442, 3110280, 3421308, 4276635, 4587663, 5702180, 6116884, 6842616, 7646105, 8553270, 9175326, 11404360, 12233768, 15292210, 16821431, 17106540, 18350652, 22938315, 30584420, 33642862, 34213080, 36701304, 45876630, 50464293, 61168840, 67285724, 84107155, 91753260, 100928586, 134571448, 168214310, 183506520, 201857172, 252321465, 336428620, 403714344, 504642930, 672857240, 1009285860, 2018571720]

約数ペア:

[(1, 2018571720), (2, 1009285860), (3, 672857240), (4, 504642930), (5, 403714344), (6, 336428620), (8, 252321465), (10, 201857172), (11, 183506520), (12, 168214310), (15, 134571448), (20, 100928586), (22, 91753260), (24, 84107155), (30, 67285724), (33, 61168840), (40, 50464293), (44, 45876630), (55, 36701304), (59, 34213080), (60, 33642862), (66, 30584420), (88, 22938315), (110, 18350652), (118, 17106540), (120, 16821431), (132, 15292210), (165, 12233768), (177, 11404360), (220, 9175326), (236, 8553270), (264, 7646105), (295, 6842616), (330, 6116884), (354, 5702180), (440, 4587663), (472, 4276635), (590, 3421308), (649, 3110280), (660, 3058442), (708, 2851090), (885, 2280872), (1180, 1710654), (1298, 1555140), (1320, 1529221), (1416, 1425545), (1770, 1140436), (1947, 1036760), (2360, 855327), (2596, 777570), (3245, 622056), (3540, 570218), (3894, 518380), (5192, 388785), (6490, 311028), (7080, 285109), (7788, 259190), (9735, 207352), (12980, 155514), (15576, 129595), (19470, 103676), (25919, 77880), (25960, 77757), (38940, 51838)]