717955280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67477}}^1$

素因数の和:67516

約数の個数: 80

約数和(自身を含む): 2008145280

約数和(自身を除く): 1290190000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 67477, 134954, 269908, 337385, 472339, 539816, 674770, 944678, 1079632, 1282063, 1349540, 1889356, 2361695, 2564126, 2699080, 3778712, 4723390, 5128252, 5398160, 6410315, 7557424, 8974441, 9446780, 10256504, 12820630, 17948882, 18893560, 20513008, 25641260, 35897764, 37787120, 44872205, 51282520, 71795528, 89744410, 102565040, 143591056, 179488820, 358977640, 717955280]

約数ペア:

[(1, 717955280), (2, 358977640), (4, 179488820), (5, 143591056), (7, 102565040), (8, 89744410), (10, 71795528), (14, 51282520), (16, 44872205), (19, 37787120), (20, 35897764), (28, 25641260), (35, 20513008), (38, 18893560), (40, 17948882), (56, 12820630), (70, 10256504), (76, 9446780), (80, 8974441), (95, 7557424), (112, 6410315), (133, 5398160), (140, 5128252), (152, 4723390), (190, 3778712), (266, 2699080), (280, 2564126), (304, 2361695), (380, 1889356), (532, 1349540), (560, 1282063), (665, 1079632), (760, 944678), (1064, 674770), (1330, 539816), (1520, 472339), (2128, 337385), (2660, 269908), (5320, 134954), (10640, 67477)]