61890220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 159667200

約数和(自身を除く): 97776980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 95, 106, 133, 140, 190, 212, 265, 266, 371, 380, 439, 530, 532, 665, 742, 878, 1007, 1060, 1330, 1484, 1756, 1855, 2014, 2195, 2660, 3073, 3710, 4028, 4390, 5035, 6146, 7049, 7420, 8341, 8780, 10070, 12292, 14098, 15365, 16682, 20140, 23267, 28196, 30730, 33364, 35245, 41705, 46534, 58387, 61460, 70490, 83410, 93068, 116335, 116774, 140980, 162869, 166820, 232670, 233548, 291935, 325738, 442073, 465340, 583870, 651476, 814345, 884146, 1167740, 1628690, 1768292, 2210365, 3094511, 3257380, 4420730, 6189022, 8841460, 12378044, 15472555, 30945110, 61890220]

約数ペア:

[(1, 61890220), (2, 30945110), (4, 15472555), (5, 12378044), (7, 8841460), (10, 6189022), (14, 4420730), (19, 3257380), (20, 3094511), (28, 2210365), (35, 1768292), (38, 1628690), (53, 1167740), (70, 884146), (76, 814345), (95, 651476), (106, 583870), (133, 465340), (140, 442073), (190, 325738), (212, 291935), (265, 233548), (266, 232670), (371, 166820), (380, 162869), (439, 140980), (530, 116774), (532, 116335), (665, 93068), (742, 83410), (878, 70490), (1007, 61460), (1060, 58387), (1330, 46534), (1484, 41705), (1756, 35245), (1855, 33364), (2014, 30730), (2195, 28196), (2660, 23267), (3073, 20140), (3710, 16682), (4028, 15365), (4390, 14098), (5035, 12292), (6146, 10070), (7049, 8780), (7420, 8341)]