204040760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2197

約数の個数: 128

約数和(自身を含む): 591114240

約数和(自身を除く): 387073480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2137, 2170, 2387, 2728, 3080, 3410, 4274, 4340, 4774, 6820, 8548, 8680, 9548, 10685, 11935, 13640, 14959, 17096, 19096, 21370, 23507, 23870, 29918, 42740, 47014, 47740, 59836, 66247, 74795, 85480, 94028, 95480, 117535, 119672, 132494, 149590, 164549, 188056, 235070, 264988, 299180, 329098, 331235, 463729, 470140, 529976, 598360, 658196, 662470, 728717, 822745, 927458, 940280, 1316392, 1324940, 1457434, 1645490, 1854916, 2318645, 2649880, 2914868, 3290980, 3643585, 3709832, 4637290, 5101019, 5829736, 6581960, 7287170, 9274580, 10202038, 14574340, 18549160, 20404076, 25505095, 29148680, 40808152, 51010190, 102020380, 204040760]

約数ペア:

[(1, 204040760), (2, 102020380), (4, 51010190), (5, 40808152), (7, 29148680), (8, 25505095), (10, 20404076), (11, 18549160), (14, 14574340), (20, 10202038), (22, 9274580), (28, 7287170), (31, 6581960), (35, 5829736), (40, 5101019), (44, 4637290), (55, 3709832), (56, 3643585), (62, 3290980), (70, 2914868), (77, 2649880), (88, 2318645), (110, 1854916), (124, 1645490), (140, 1457434), (154, 1324940), (155, 1316392), (217, 940280), (220, 927458), (248, 822745), (280, 728717), (308, 662470), (310, 658196), (341, 598360), (385, 529976), (434, 470140), (440, 463729), (616, 331235), (620, 329098), (682, 299180), (770, 264988), (868, 235070), (1085, 188056), (1240, 164549), (1364, 149590), (1540, 132494), (1705, 119672), (1736, 117535), (2137, 95480), (2170, 94028), (2387, 85480), (2728, 74795), (3080, 66247), (3410, 59836), (4274, 47740), (4340, 47014), (4774, 42740), (6820, 29918), (8548, 23870), (8680, 23507), (9548, 21370), (10685, 19096), (11935, 17096), (13640, 14959)]