61629720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1009}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 185436000

約数和(自身を除く): 123806280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1009, 1018, 1527, 2018, 2036, 2545, 3027, 3054, 4036, 4072, 5045, 5090, 6054, 6108, 7635, 8072, 10090, 10180, 12108, 12216, 15135, 15270, 20180, 20360, 24216, 30270, 30540, 40360, 60540, 61080, 121080, 513581, 1027162, 1540743, 2054324, 2567905, 3081486, 4108648, 5135810, 6162972, 7703715, 10271620, 12325944, 15407430, 20543240, 30814860, 61629720]

約数ペア:

[(1, 61629720), (2, 30814860), (3, 20543240), (4, 15407430), (5, 12325944), (6, 10271620), (8, 7703715), (10, 6162972), (12, 5135810), (15, 4108648), (20, 3081486), (24, 2567905), (30, 2054324), (40, 1540743), (60, 1027162), (120, 513581), (509, 121080), (1009, 61080), (1018, 60540), (1527, 40360), (2018, 30540), (2036, 30270), (2545, 24216), (3027, 20360), (3054, 20180), (4036, 15270), (4072, 15135), (5045, 12216), (5090, 12108), (6054, 10180), (6108, 10090), (7635, 8072)]