320051472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{512903}}^1$

素因数の和:512927

約数の個数: 40

約数和(自身を含む): 890401344

約数和(自身を除く): 570349872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 512903, 1025806, 1538709, 2051612, 3077418, 4103224, 6154836, 6667739, 8206448, 12309672, 13335478, 20003217, 24619344, 26670956, 40006434, 53341912, 80012868, 106683824, 160025736, 320051472]

約数ペア:

[(1, 320051472), (2, 160025736), (3, 106683824), (4, 80012868), (6, 53341912), (8, 40006434), (12, 26670956), (13, 24619344), (16, 20003217), (24, 13335478), (26, 12309672), (39, 8206448), (48, 6667739), (52, 6154836), (78, 4103224), (104, 3077418), (156, 2051612), (208, 1538709), (312, 1025806), (624, 512903)]