840269904

素因数分解:

$2^4\times 3^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 2202876864

約数和(自身を除く): 1362606960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 101, 202, 303, 353, 404, 491, 606, 706, 808, 982, 1059, 1212, 1412, 1473, 1616, 1964, 2118, 2424, 2824, 2946, 3928, 4236, 4848, 5648, 5892, 7856, 8472, 11784, 16944, 23568, 35653, 49591, 71306, 99182, 106959, 142612, 148773, 173323, 198364, 213918, 285224, 297546, 346646, 396728, 427836, 519969, 570448, 595092, 693292, 793456, 855672, 1039938, 1190184, 1386584, 1711344, 2079876, 2380368, 2773168, 4159752, 8319504, 17505623, 35011246, 52516869, 70022492, 105033738, 140044984, 210067476, 280089968, 420134952, 840269904]

約数ペア:

[(1, 840269904), (2, 420134952), (3, 280089968), (4, 210067476), (6, 140044984), (8, 105033738), (12, 70022492), (16, 52516869), (24, 35011246), (48, 17505623), (101, 8319504), (202, 4159752), (303, 2773168), (353, 2380368), (404, 2079876), (491, 1711344), (606, 1386584), (706, 1190184), (808, 1039938), (982, 855672), (1059, 793456), (1212, 693292), (1412, 595092), (1473, 570448), (1616, 519969), (1964, 427836), (2118, 396728), (2424, 346646), (2824, 297546), (2946, 285224), (3928, 213918), (4236, 198364), (4848, 173323), (5648, 148773), (5892, 142612), (7856, 106959), (8472, 99182), (11784, 71306), (16944, 49591), (23568, 35653)]