128716128

素因数分解:

$2^5\times 3^5\times {\mathrm{16553}}^1$

素因数の和:16578

約数の個数: 72

約数和(自身を含む): 379616328

約数和(自身を除く): 250900200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 16553, 33106, 49659, 66212, 99318, 132424, 148977, 198636, 264848, 297954, 397272, 446931, 529696, 595908, 794544, 893862, 1191816, 1340793, 1589088, 1787724, 2383632, 2681586, 3575448, 4022379, 4767264, 5363172, 7150896, 8044758, 10726344, 14301792, 16089516, 21452688, 32179032, 42905376, 64358064, 128716128]

約数ペア:

[(1, 128716128), (2, 64358064), (3, 42905376), (4, 32179032), (6, 21452688), (8, 16089516), (9, 14301792), (12, 10726344), (16, 8044758), (18, 7150896), (24, 5363172), (27, 4767264), (32, 4022379), (36, 3575448), (48, 2681586), (54, 2383632), (72, 1787724), (81, 1589088), (96, 1340793), (108, 1191816), (144, 893862), (162, 794544), (216, 595908), (243, 529696), (288, 446931), (324, 397272), (432, 297954), (486, 264848), (648, 198636), (864, 148977), (972, 132424), (1296, 99318), (1944, 66212), (2592, 49659), (3888, 33106), (7776, 16553)]