1280229624

素因数分解:

$2^3\times 3^4\times {\mathrm{1975663}}^1$

素因数の和:1975681

約数の個数: 40

約数和(自身を含む): 3585830160

約数和(自身を除く): 2305600536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1975663, 3951326, 5926989, 7902652, 11853978, 15805304, 17780967, 23707956, 35561934, 47415912, 53342901, 71123868, 106685802, 142247736, 160028703, 213371604, 320057406, 426743208, 640114812, 1280229624]

約数ペア:

[(1, 1280229624), (2, 640114812), (3, 426743208), (4, 320057406), (6, 213371604), (8, 160028703), (9, 142247736), (12, 106685802), (18, 71123868), (24, 53342901), (27, 47415912), (36, 35561934), (54, 23707956), (72, 17780967), (81, 15805304), (108, 11853978), (162, 7902652), (216, 5926989), (324, 3951326), (648, 1975663)]