261921000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{7937}}^1$

素因数の和:7972

約数の個数: 128

約数和(自身を含む): 891596160

約数和(自身を除く): 629675160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 264, 275, 300, 330, 375, 440, 500, 550, 600, 660, 750, 825, 1000, 1100, 1320, 1375, 1500, 1650, 2200, 2750, 3000, 3300, 4125, 5500, 6600, 7937, 8250, 11000, 15874, 16500, 23811, 31748, 33000, 39685, 47622, 63496, 79370, 87307, 95244, 119055, 158740, 174614, 190488, 198425, 238110, 261921, 317480, 349228, 396850, 436535, 476220, 523842, 595275, 698456, 793700, 873070, 952440, 992125, 1047684, 1190550, 1309605, 1587400, 1746140, 1984250, 2095368, 2182675, 2381100, 2619210, 2976375, 3492280, 3968500, 4365350, 4762200, 5238420, 5952750, 6548025, 7937000, 8730700, 10476840, 10913375, 11905500, 13096050, 17461400, 21826750, 23811000, 26192100, 32740125, 43653500, 52384200, 65480250, 87307000, 130960500, 261921000]

約数ペア:

[(1, 261921000), (2, 130960500), (3, 87307000), (4, 65480250), (5, 52384200), (6, 43653500), (8, 32740125), (10, 26192100), (11, 23811000), (12, 21826750), (15, 17461400), (20, 13096050), (22, 11905500), (24, 10913375), (25, 10476840), (30, 8730700), (33, 7937000), (40, 6548025), (44, 5952750), (50, 5238420), (55, 4762200), (60, 4365350), (66, 3968500), (75, 3492280), (88, 2976375), (100, 2619210), (110, 2381100), (120, 2182675), (125, 2095368), (132, 1984250), (150, 1746140), (165, 1587400), (200, 1309605), (220, 1190550), (250, 1047684), (264, 992125), (275, 952440), (300, 873070), (330, 793700), (375, 698456), (440, 595275), (500, 523842), (550, 476220), (600, 436535), (660, 396850), (750, 349228), (825, 317480), (1000, 261921), (1100, 238110), (1320, 198425), (1375, 190488), (1500, 174614), (1650, 158740), (2200, 119055), (2750, 95244), (3000, 87307), (3300, 79370), (4125, 63496), (5500, 47622), (6600, 39685), (7937, 33000), (8250, 31748), (11000, 23811), (15874, 16500)]