153991920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641633}}^1$

素因数の和:641649

約数の個数: 40

約数和(自身を含む): 477375696

約数和(自身を除く): 323383776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641633, 1283266, 1924899, 2566532, 3208165, 3849798, 5133064, 6416330, 7699596, 9624495, 10266128, 12832660, 15399192, 19248990, 25665320, 30798384, 38497980, 51330640, 76995960, 153991920]

約数ペア:

[(1, 153991920), (2, 76995960), (3, 51330640), (4, 38497980), (5, 30798384), (6, 25665320), (8, 19248990), (10, 15399192), (12, 12832660), (15, 10266128), (16, 9624495), (20, 7699596), (24, 6416330), (30, 5133064), (40, 3849798), (48, 3208165), (60, 2566532), (80, 1924899), (120, 1283266), (240, 641633)]