154489620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111949}}^1$

素因数の和:111984

約数の個数: 48

約数和(自身を含む): 451382400

約数和(自身を除く): 296892780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 111949, 223898, 335847, 447796, 559745, 671694, 1119490, 1343388, 1679235, 2238980, 2574827, 3358470, 5149654, 6716940, 7724481, 10299308, 12874135, 15448962, 25748270, 30897924, 38622405, 51496540, 77244810, 154489620]

約数ペア:

[(1, 154489620), (2, 77244810), (3, 51496540), (4, 38622405), (5, 30897924), (6, 25748270), (10, 15448962), (12, 12874135), (15, 10299308), (20, 7724481), (23, 6716940), (30, 5149654), (46, 3358470), (60, 2574827), (69, 2238980), (92, 1679235), (115, 1343388), (138, 1119490), (230, 671694), (276, 559745), (345, 447796), (460, 335847), (690, 223898), (1380, 111949)]