278705220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{2213}}^1$

素因数の和:4324

約数の個数: 48

約数和(自身を含む): 781099200

約数和(自身を除く): 502393980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2099, 2213, 4198, 4426, 6297, 6639, 8396, 8852, 10495, 11065, 12594, 13278, 20990, 22130, 25188, 26556, 31485, 33195, 41980, 44260, 62970, 66390, 125940, 132780, 4645087, 9290174, 13935261, 18580348, 23225435, 27870522, 46450870, 55741044, 69676305, 92901740, 139352610, 278705220]

約数ペア:

[(1, 278705220), (2, 139352610), (3, 92901740), (4, 69676305), (5, 55741044), (6, 46450870), (10, 27870522), (12, 23225435), (15, 18580348), (20, 13935261), (30, 9290174), (60, 4645087), (2099, 132780), (2213, 125940), (4198, 66390), (4426, 62970), (6297, 44260), (6639, 41980), (8396, 33195), (8852, 31485), (10495, 26556), (11065, 25188), (12594, 22130), (13278, 20990)]