39996720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18517}}^1$

素因数の和:18539

約数の個数: 80

約数和(自身を含む): 137773920

約数和(自身を除く): 97777200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18517, 37034, 55551, 74068, 92585, 111102, 148136, 166653, 185170, 222204, 277755, 296272, 333306, 370340, 444408, 499959, 555510, 666612, 740680, 833265, 888816, 999918, 1111020, 1333224, 1481360, 1666530, 1999836, 2222040, 2499795, 2666448, 3333060, 3999672, 4444080, 4999590, 6666120, 7999344, 9999180, 13332240, 19998360, 39996720]

約数ペア:

[(1, 39996720), (2, 19998360), (3, 13332240), (4, 9999180), (5, 7999344), (6, 6666120), (8, 4999590), (9, 4444080), (10, 3999672), (12, 3333060), (15, 2666448), (16, 2499795), (18, 2222040), (20, 1999836), (24, 1666530), (27, 1481360), (30, 1333224), (36, 1111020), (40, 999918), (45, 888816), (48, 833265), (54, 740680), (60, 666612), (72, 555510), (80, 499959), (90, 444408), (108, 370340), (120, 333306), (135, 296272), (144, 277755), (180, 222204), (216, 185170), (240, 166653), (270, 148136), (360, 111102), (432, 92585), (540, 74068), (720, 55551), (1080, 37034), (2160, 18517)]