645526672

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 1510220800

約数和(自身を除く): 864694128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 439, 532, 691, 878, 1064, 1382, 1756, 2128, 2764, 3073, 3512, 4837, 5528, 6146, 7024, 8341, 9674, 11056, 12292, 13129, 16682, 19348, 24584, 26258, 33364, 38696, 49168, 52516, 58387, 66728, 77392, 91903, 105032, 116774, 133456, 183806, 210064, 233548, 303349, 367612, 467096, 606698, 735224, 934192, 1213396, 1470448, 2123443, 2426792, 4246886, 4853584, 5763631, 8493772, 11527262, 16987544, 23054524, 33975088, 40345417, 46109048, 80690834, 92218096, 161381668, 322763336, 645526672]

約数ペア:

[(1, 645526672), (2, 322763336), (4, 161381668), (7, 92218096), (8, 80690834), (14, 46109048), (16, 40345417), (19, 33975088), (28, 23054524), (38, 16987544), (56, 11527262), (76, 8493772), (112, 5763631), (133, 4853584), (152, 4246886), (266, 2426792), (304, 2123443), (439, 1470448), (532, 1213396), (691, 934192), (878, 735224), (1064, 606698), (1382, 467096), (1756, 367612), (2128, 303349), (2764, 233548), (3073, 210064), (3512, 183806), (4837, 133456), (5528, 116774), (6146, 105032), (7024, 91903), (8341, 77392), (9674, 66728), (11056, 58387), (12292, 52516), (13129, 49168), (16682, 38696), (19348, 33364), (24584, 26258)]