81940440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22027}}^1$

素因数の和:22072

約数の個数: 64

約数和(自身を含む): 253762560

約数和(自身を除く): 171822120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 22027, 44054, 66081, 88108, 110135, 132162, 176216, 220270, 264324, 330405, 440540, 528648, 660810, 682837, 881080, 1321620, 1365674, 2048511, 2643240, 2731348, 3414185, 4097022, 5462696, 6828370, 8194044, 10242555, 13656740, 16388088, 20485110, 27313480, 40970220, 81940440]

約数ペア:

[(1, 81940440), (2, 40970220), (3, 27313480), (4, 20485110), (5, 16388088), (6, 13656740), (8, 10242555), (10, 8194044), (12, 6828370), (15, 5462696), (20, 4097022), (24, 3414185), (30, 2731348), (31, 2643240), (40, 2048511), (60, 1365674), (62, 1321620), (93, 881080), (120, 682837), (124, 660810), (155, 528648), (186, 440540), (248, 330405), (310, 264324), (372, 220270), (465, 176216), (620, 132162), (744, 110135), (930, 88108), (1240, 66081), (1860, 44054), (3720, 22027)]