80687760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{336199}}^1$

素因数の和:336215

約数の個数: 40

約数和(自身を含む): 250132800

約数和(自身を除く): 169445040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 336199, 672398, 1008597, 1344796, 1680995, 2017194, 2689592, 3361990, 4034388, 5042985, 5379184, 6723980, 8068776, 10085970, 13447960, 16137552, 20171940, 26895920, 40343880, 80687760]

約数ペア:

[(1, 80687760), (2, 40343880), (3, 26895920), (4, 20171940), (5, 16137552), (6, 13447960), (8, 10085970), (10, 8068776), (12, 6723980), (15, 5379184), (16, 5042985), (20, 4034388), (24, 3361990), (30, 2689592), (40, 2017194), (48, 1680995), (60, 1344796), (80, 1008597), (120, 672398), (240, 336199)]