320502624

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256813}}^1$

素因数の和:256839

約数の個数: 48

約数和(自身を含む): 906039792

約数和(自身を除く): 585537168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 256813, 513626, 770439, 1027252, 1540878, 2054504, 3081756, 3338569, 4109008, 6163512, 6677138, 8218016, 10015707, 12327024, 13354276, 20031414, 24654048, 26708552, 40062828, 53417104, 80125656, 106834208, 160251312, 320502624]

約数ペア:

[(1, 320502624), (2, 160251312), (3, 106834208), (4, 80125656), (6, 53417104), (8, 40062828), (12, 26708552), (13, 24654048), (16, 20031414), (24, 13354276), (26, 12327024), (32, 10015707), (39, 8218016), (48, 6677138), (52, 6163512), (78, 4109008), (96, 3338569), (104, 3081756), (156, 2054504), (208, 1540878), (312, 1027252), (416, 770439), (624, 513626), (1248, 256813)]