391488480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{271867}}^1$

素因数の和:271888

約数の個数: 72

約数和(自身を含む): 1335959352

約数和(自身を除く): 944470872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 271867, 543734, 815601, 1087468, 1359335, 1631202, 2174936, 2446803, 2718670, 3262404, 4078005, 4349872, 4893606, 5437340, 6524808, 8156010, 8699744, 9787212, 10874680, 12234015, 13049616, 16312020, 19574424, 21749360, 24468030, 26099232, 32624040, 39148848, 43498720, 48936060, 65248080, 78297696, 97872120, 130496160, 195744240, 391488480]

約数ペア:

[(1, 391488480), (2, 195744240), (3, 130496160), (4, 97872120), (5, 78297696), (6, 65248080), (8, 48936060), (9, 43498720), (10, 39148848), (12, 32624040), (15, 26099232), (16, 24468030), (18, 21749360), (20, 19574424), (24, 16312020), (30, 13049616), (32, 12234015), (36, 10874680), (40, 9787212), (45, 8699744), (48, 8156010), (60, 6524808), (72, 5437340), (80, 4893606), (90, 4349872), (96, 4078005), (120, 3262404), (144, 2718670), (160, 2446803), (180, 2174936), (240, 1631202), (288, 1359335), (360, 1087468), (480, 815601), (720, 543734), (1440, 271867)]