219943850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:972

約数の個数: 72

約数和(自身を含む): 480906720

約数和(自身を除く): 260962870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 107, 175, 214, 245, 350, 490, 535, 749, 839, 1070, 1225, 1498, 1678, 2450, 2675, 3745, 4195, 5243, 5350, 5873, 7490, 8390, 10486, 11746, 18725, 20975, 26215, 29365, 37450, 41111, 41950, 52430, 58730, 82222, 89773, 131075, 146825, 179546, 205555, 262150, 293650, 411110, 448865, 628411, 897730, 1027775, 1256822, 2055550, 2244325, 3142055, 4398877, 4488650, 6284110, 8797754, 15710275, 21994385, 31420550, 43988770, 109971925, 219943850]

約数ペア:

[(1, 219943850), (2, 109971925), (5, 43988770), (7, 31420550), (10, 21994385), (14, 15710275), (25, 8797754), (35, 6284110), (49, 4488650), (50, 4398877), (70, 3142055), (98, 2244325), (107, 2055550), (175, 1256822), (214, 1027775), (245, 897730), (350, 628411), (490, 448865), (535, 411110), (749, 293650), (839, 262150), (1070, 205555), (1225, 179546), (1498, 146825), (1678, 131075), (2450, 89773), (2675, 82222), (3745, 58730), (4195, 52430), (5243, 41950), (5350, 41111), (5873, 37450), (7490, 29365), (8390, 26215), (10486, 20975), (11746, 18725)]