18479280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2134

約数の個数: 80

約数和(自身を含む): 58862304

約数和(自身を除く): 40383024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2081, 2220, 2960, 4162, 4440, 6243, 8324, 8880, 10405, 12486, 16648, 20810, 24972, 31215, 33296, 41620, 49944, 62430, 76997, 83240, 99888, 124860, 153994, 166480, 230991, 249720, 307988, 384985, 461982, 499440, 615976, 769970, 923964, 1154955, 1231952, 1539940, 1847928, 2309910, 3079880, 3695856, 4619820, 6159760, 9239640, 18479280]

約数ペア:

[(1, 18479280), (2, 9239640), (3, 6159760), (4, 4619820), (5, 3695856), (6, 3079880), (8, 2309910), (10, 1847928), (12, 1539940), (15, 1231952), (16, 1154955), (20, 923964), (24, 769970), (30, 615976), (37, 499440), (40, 461982), (48, 384985), (60, 307988), (74, 249720), (80, 230991), (111, 166480), (120, 153994), (148, 124860), (185, 99888), (222, 83240), (240, 76997), (296, 62430), (370, 49944), (444, 41620), (555, 33296), (592, 31215), (740, 24972), (888, 20810), (1110, 16648), (1480, 12486), (1776, 10405), (2081, 8880), (2220, 8324), (2960, 6243), (4162, 4440)]