660444768

素因数分解:

$2^5\times 3^2\times {\mathrm{257}}^1\times {\mathrm{8923}}^1$

素因数の和:9196

約数の個数: 72

約数和(自身を含む): 1885659048

約数和(自身を除く): 1225214280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 257, 288, 514, 771, 1028, 1542, 2056, 2313, 3084, 4112, 4626, 6168, 8224, 8923, 9252, 12336, 17846, 18504, 24672, 26769, 35692, 37008, 53538, 71384, 74016, 80307, 107076, 142768, 160614, 214152, 285536, 321228, 428304, 642456, 856608, 1284912, 2293211, 2569824, 4586422, 6879633, 9172844, 13759266, 18345688, 20638899, 27518532, 36691376, 41277798, 55037064, 73382752, 82555596, 110074128, 165111192, 220148256, 330222384, 660444768]

約数ペア:

[(1, 660444768), (2, 330222384), (3, 220148256), (4, 165111192), (6, 110074128), (8, 82555596), (9, 73382752), (12, 55037064), (16, 41277798), (18, 36691376), (24, 27518532), (32, 20638899), (36, 18345688), (48, 13759266), (72, 9172844), (96, 6879633), (144, 4586422), (257, 2569824), (288, 2293211), (514, 1284912), (771, 856608), (1028, 642456), (1542, 428304), (2056, 321228), (2313, 285536), (3084, 214152), (4112, 160614), (4626, 142768), (6168, 107076), (8224, 80307), (8923, 74016), (9252, 71384), (12336, 53538), (17846, 37008), (18504, 35692), (24672, 26769)]