80239920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{334333}}^1$

素因数の和:334349

約数の個数: 40

約数和(自身を含む): 248744496

約数和(自身を除く): 168504576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 334333, 668666, 1002999, 1337332, 1671665, 2005998, 2674664, 3343330, 4011996, 5014995, 5349328, 6686660, 8023992, 10029990, 13373320, 16047984, 20059980, 26746640, 40119960, 80239920]

約数ペア:

[(1, 80239920), (2, 40119960), (3, 26746640), (4, 20059980), (5, 16047984), (6, 13373320), (8, 10029990), (10, 8023992), (12, 6686660), (15, 5349328), (16, 5014995), (20, 4011996), (24, 3343330), (30, 2674664), (40, 2005998), (48, 1671665), (60, 1337332), (80, 1002999), (120, 668666), (240, 334333)]