261957000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3064

約数の個数: 128

約数和(自身を含む): 845769600

約数和(自身を除く): 583812600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 125, 145, 150, 174, 200, 232, 250, 290, 300, 348, 375, 435, 500, 580, 600, 696, 725, 750, 870, 1000, 1160, 1450, 1500, 1740, 2175, 2900, 3000, 3011, 3480, 3625, 4350, 5800, 6022, 7250, 8700, 9033, 10875, 12044, 14500, 15055, 17400, 18066, 21750, 24088, 29000, 30110, 36132, 43500, 45165, 60220, 72264, 75275, 87000, 87319, 90330, 120440, 150550, 174638, 180660, 225825, 261957, 301100, 349276, 361320, 376375, 436595, 451650, 523914, 602200, 698552, 752750, 873190, 903300, 1047828, 1129125, 1309785, 1505500, 1746380, 1806600, 2095656, 2182975, 2258250, 2619570, 3011000, 3492760, 4365950, 4516500, 5239140, 6548925, 8731900, 9033000, 10478280, 10914875, 13097850, 17463800, 21829750, 26195700, 32744625, 43659500, 52391400, 65489250, 87319000, 130978500, 261957000]

約数ペア:

[(1, 261957000), (2, 130978500), (3, 87319000), (4, 65489250), (5, 52391400), (6, 43659500), (8, 32744625), (10, 26195700), (12, 21829750), (15, 17463800), (20, 13097850), (24, 10914875), (25, 10478280), (29, 9033000), (30, 8731900), (40, 6548925), (50, 5239140), (58, 4516500), (60, 4365950), (75, 3492760), (87, 3011000), (100, 2619570), (116, 2258250), (120, 2182975), (125, 2095656), (145, 1806600), (150, 1746380), (174, 1505500), (200, 1309785), (232, 1129125), (250, 1047828), (290, 903300), (300, 873190), (348, 752750), (375, 698552), (435, 602200), (500, 523914), (580, 451650), (600, 436595), (696, 376375), (725, 361320), (750, 349276), (870, 301100), (1000, 261957), (1160, 225825), (1450, 180660), (1500, 174638), (1740, 150550), (2175, 120440), (2900, 90330), (3000, 87319), (3011, 87000), (3480, 75275), (3625, 72264), (4350, 60220), (5800, 45165), (6022, 43500), (7250, 36132), (8700, 30110), (9033, 29000), (10875, 24088), (12044, 21750), (14500, 18066), (15055, 17400)]