217084880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{569}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 534340800

約数和(自身を除く): 317255920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 251, 304, 380, 502, 569, 760, 1004, 1138, 1255, 1520, 2008, 2276, 2510, 2845, 4016, 4552, 4769, 5020, 5690, 9104, 9538, 10040, 10811, 11380, 19076, 20080, 21622, 22760, 23845, 38152, 43244, 45520, 47690, 54055, 76304, 86488, 95380, 108110, 142819, 172976, 190760, 216220, 285638, 381520, 432440, 571276, 714095, 864880, 1142552, 1428190, 2285104, 2713561, 2856380, 5427122, 5712760, 10854244, 11425520, 13567805, 21708488, 27135610, 43416976, 54271220, 108542440, 217084880]

約数ペア:

[(1, 217084880), (2, 108542440), (4, 54271220), (5, 43416976), (8, 27135610), (10, 21708488), (16, 13567805), (19, 11425520), (20, 10854244), (38, 5712760), (40, 5427122), (76, 2856380), (80, 2713561), (95, 2285104), (152, 1428190), (190, 1142552), (251, 864880), (304, 714095), (380, 571276), (502, 432440), (569, 381520), (760, 285638), (1004, 216220), (1138, 190760), (1255, 172976), (1520, 142819), (2008, 108110), (2276, 95380), (2510, 86488), (2845, 76304), (4016, 54055), (4552, 47690), (4769, 45520), (5020, 43244), (5690, 38152), (9104, 23845), (9538, 22760), (10040, 21622), (10811, 20080), (11380, 19076)]