820639920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3419333}}^1$

素因数の和:3419349

約数の個数: 40

約数和(自身を含む): 2543984496

約数和(自身を除く): 1723344576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3419333, 6838666, 10257999, 13677332, 17096665, 20515998, 27354664, 34193330, 41031996, 51289995, 54709328, 68386660, 82063992, 102579990, 136773320, 164127984, 205159980, 273546640, 410319960, 820639920]

約数ペア:

[(1, 820639920), (2, 410319960), (3, 273546640), (4, 205159980), (5, 164127984), (6, 136773320), (8, 102579990), (10, 82063992), (12, 68386660), (15, 54709328), (16, 51289995), (20, 41031996), (24, 34193330), (30, 27354664), (40, 20515998), (48, 17096665), (60, 13677332), (80, 10257999), (120, 6838666), (240, 3419333)]