38807280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53899}}^1$

素因数の和:53918

約数の個数: 60

約数和(自身を含む): 130330200

約数和(自身を除く): 91522920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 53899, 107798, 161697, 215596, 269495, 323394, 431192, 485091, 538990, 646788, 808485, 862384, 970182, 1077980, 1293576, 1616970, 1940364, 2155960, 2425455, 2587152, 3233940, 3880728, 4311920, 4850910, 6467880, 7761456, 9701820, 12935760, 19403640, 38807280]

約数ペア:

[(1, 38807280), (2, 19403640), (3, 12935760), (4, 9701820), (5, 7761456), (6, 6467880), (8, 4850910), (9, 4311920), (10, 3880728), (12, 3233940), (15, 2587152), (16, 2425455), (18, 2155960), (20, 1940364), (24, 1616970), (30, 1293576), (36, 1077980), (40, 970182), (45, 862384), (48, 808485), (60, 646788), (72, 538990), (80, 485091), (90, 431192), (120, 323394), (144, 269495), (180, 215596), (240, 161697), (360, 107798), (720, 53899)]