219113960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4091}}^1$

素因数の和:4218

約数の個数: 64

約数和(自身を含む): 536215680

約数和(自身を除く): 317101720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 2060, 2678, 4091, 4120, 5356, 6695, 8182, 10712, 13390, 16364, 20455, 26780, 32728, 40910, 53183, 53560, 81820, 106366, 163640, 212732, 265915, 421373, 425464, 531830, 842746, 1063660, 1685492, 2106865, 2127320, 3370984, 4213730, 5477849, 8427460, 10955698, 16854920, 21911396, 27389245, 43822792, 54778490, 109556980, 219113960]

約数ペア:

[(1, 219113960), (2, 109556980), (4, 54778490), (5, 43822792), (8, 27389245), (10, 21911396), (13, 16854920), (20, 10955698), (26, 8427460), (40, 5477849), (52, 4213730), (65, 3370984), (103, 2127320), (104, 2106865), (130, 1685492), (206, 1063660), (260, 842746), (412, 531830), (515, 425464), (520, 421373), (824, 265915), (1030, 212732), (1339, 163640), (2060, 106366), (2678, 81820), (4091, 53560), (4120, 53183), (5356, 40910), (6695, 32728), (8182, 26780), (10712, 20455), (13390, 16364)]