638900064

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{201673}}^1$

素因数の和:201700

約数の個数: 72

約数和(自身を含む): 1982052072

約数和(自身を除く): 1343152008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 201673, 403346, 605019, 806692, 1210038, 1613384, 1815057, 2218403, 2420076, 3226768, 3630114, 4436806, 4840152, 6453536, 6655209, 7260228, 8873612, 9680304, 13310418, 14520456, 17747224, 19360608, 19965627, 26620836, 29040912, 35494448, 39931254, 53241672, 58081824, 70988896, 79862508, 106483344, 159725016, 212966688, 319450032, 638900064]

約数ペア:

[(1, 638900064), (2, 319450032), (3, 212966688), (4, 159725016), (6, 106483344), (8, 79862508), (9, 70988896), (11, 58081824), (12, 53241672), (16, 39931254), (18, 35494448), (22, 29040912), (24, 26620836), (32, 19965627), (33, 19360608), (36, 17747224), (44, 14520456), (48, 13310418), (66, 9680304), (72, 8873612), (88, 7260228), (96, 6655209), (99, 6453536), (132, 4840152), (144, 4436806), (176, 3630114), (198, 3226768), (264, 2420076), (288, 2218403), (352, 1815057), (396, 1613384), (528, 1210038), (792, 806692), (1056, 605019), (1584, 403346), (3168, 201673)]