494749620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{305401}}^1$

素因数の和:305422

約数の個数: 60

約数和(自身を含む): 1552052964

約数和(自身を除く): 1057303344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 305401, 610802, 916203, 1221604, 1527005, 1832406, 2748609, 3054010, 3664812, 4581015, 5497218, 6108020, 8245827, 9162030, 10994436, 13743045, 16491654, 18324060, 24737481, 27486090, 32983308, 41229135, 49474962, 54972180, 82458270, 98949924, 123687405, 164916540, 247374810, 494749620]

約数ペア:

[(1, 494749620), (2, 247374810), (3, 164916540), (4, 123687405), (5, 98949924), (6, 82458270), (9, 54972180), (10, 49474962), (12, 41229135), (15, 32983308), (18, 27486090), (20, 24737481), (27, 18324060), (30, 16491654), (36, 13743045), (45, 10994436), (54, 9162030), (60, 8245827), (81, 6108020), (90, 5497218), (108, 4581015), (135, 3664812), (162, 3054010), (180, 2748609), (270, 1832406), (324, 1527005), (405, 1221604), (540, 916203), (810, 610802), (1620, 305401)]