80791440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{336631}}^1$

素因数の和:336647

約数の個数: 40

約数和(自身を含む): 250454208

約数和(自身を除く): 169662768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 336631, 673262, 1009893, 1346524, 1683155, 2019786, 2693048, 3366310, 4039572, 5049465, 5386096, 6732620, 8079144, 10098930, 13465240, 16158288, 20197860, 26930480, 40395720, 80791440]

約数ペア:

[(1, 80791440), (2, 40395720), (3, 26930480), (4, 20197860), (5, 16158288), (6, 13465240), (8, 10098930), (10, 8079144), (12, 6732620), (15, 5386096), (16, 5049465), (20, 4039572), (24, 3366310), (30, 2693048), (40, 2019786), (48, 1683155), (60, 1346524), (80, 1009893), (120, 673262), (240, 336631)]