261501696

素因数分解:

$2^8\times 3^4\times {\mathrm{12611}}^1$

素因数の和:12639

約数の個数: 90

約数和(自身を含む): 779812572

約数和(自身を除く): 518310876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 12611, 20736, 25222, 37833, 50444, 75666, 100888, 113499, 151332, 201776, 226998, 302664, 340497, 403552, 453996, 605328, 680994, 807104, 907992, 1021491, 1210656, 1361988, 1614208, 1815984, 2042982, 2421312, 2723976, 3228416, 3631968, 4085964, 4842624, 5447952, 7263936, 8171928, 9685248, 10895904, 14527872, 16343856, 21791808, 29055744, 32687712, 43583616, 65375424, 87167232, 130750848, 261501696]

約数ペア:

[(1, 261501696), (2, 130750848), (3, 87167232), (4, 65375424), (6, 43583616), (8, 32687712), (9, 29055744), (12, 21791808), (16, 16343856), (18, 14527872), (24, 10895904), (27, 9685248), (32, 8171928), (36, 7263936), (48, 5447952), (54, 4842624), (64, 4085964), (72, 3631968), (81, 3228416), (96, 2723976), (108, 2421312), (128, 2042982), (144, 1815984), (162, 1614208), (192, 1361988), (216, 1210656), (256, 1021491), (288, 907992), (324, 807104), (384, 680994), (432, 605328), (576, 453996), (648, 403552), (768, 340497), (864, 302664), (1152, 226998), (1296, 201776), (1728, 151332), (2304, 113499), (2592, 100888), (3456, 75666), (5184, 50444), (6912, 37833), (10368, 25222), (12611, 20736)]