215897000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1033}}^1$

素因数の和:1084

約数の個数: 128

約数和(自身を含む): 580694400

約数和(自身を除く): 364797400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 125, 152, 190, 200, 209, 220, 250, 275, 380, 418, 440, 475, 500, 550, 760, 836, 950, 1000, 1033, 1045, 1100, 1375, 1672, 1900, 2066, 2090, 2200, 2375, 2750, 3800, 4132, 4180, 4750, 5165, 5225, 5500, 8264, 8360, 9500, 10330, 10450, 11000, 11363, 19000, 19627, 20660, 20900, 22726, 25825, 26125, 39254, 41320, 41800, 45452, 51650, 52250, 56815, 78508, 90904, 98135, 103300, 104500, 113630, 129125, 157016, 196270, 206600, 209000, 215897, 227260, 258250, 284075, 392540, 431794, 454520, 490675, 516500, 568150, 785080, 863588, 981350, 1033000, 1079485, 1136300, 1420375, 1727176, 1962700, 2158970, 2272600, 2453375, 2840750, 3925400, 4317940, 4906750, 5397425, 5681500, 8635880, 9813500, 10794850, 11363000, 19627000, 21589700, 26987125, 43179400, 53974250, 107948500, 215897000]

約数ペア:

[(1, 215897000), (2, 107948500), (4, 53974250), (5, 43179400), (8, 26987125), (10, 21589700), (11, 19627000), (19, 11363000), (20, 10794850), (22, 9813500), (25, 8635880), (38, 5681500), (40, 5397425), (44, 4906750), (50, 4317940), (55, 3925400), (76, 2840750), (88, 2453375), (95, 2272600), (100, 2158970), (110, 1962700), (125, 1727176), (152, 1420375), (190, 1136300), (200, 1079485), (209, 1033000), (220, 981350), (250, 863588), (275, 785080), (380, 568150), (418, 516500), (440, 490675), (475, 454520), (500, 431794), (550, 392540), (760, 284075), (836, 258250), (950, 227260), (1000, 215897), (1033, 209000), (1045, 206600), (1100, 196270), (1375, 157016), (1672, 129125), (1900, 113630), (2066, 104500), (2090, 103300), (2200, 98135), (2375, 90904), (2750, 78508), (3800, 56815), (4132, 52250), (4180, 51650), (4750, 45452), (5165, 41800), (5225, 41320), (5500, 39254), (8264, 26125), (8360, 25825), (9500, 22726), (10330, 20900), (10450, 20660), (11000, 19627), (11363, 19000)]