273420560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1399}}^1$

素因数の和:1768

約数の個数: 80

約数和(自身を含む): 729120000

約数和(自身を除く): 455699440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 560, 698, 1396, 1399, 1745, 2443, 2792, 2798, 3490, 4886, 5584, 5596, 6980, 6995, 9772, 9793, 11192, 12215, 13960, 13990, 19544, 19586, 22384, 24430, 27920, 27980, 39088, 39172, 48860, 48965, 55960, 78344, 97720, 97930, 111920, 156688, 195440, 195860, 391720, 488251, 783440, 976502, 1953004, 2441255, 3417757, 3906008, 4882510, 6835514, 7812016, 9765020, 13671028, 17088785, 19530040, 27342056, 34177570, 39060080, 54684112, 68355140, 136710280, 273420560]

約数ペア:

[(1, 273420560), (2, 136710280), (4, 68355140), (5, 54684112), (7, 39060080), (8, 34177570), (10, 27342056), (14, 19530040), (16, 17088785), (20, 13671028), (28, 9765020), (35, 7812016), (40, 6835514), (56, 4882510), (70, 3906008), (80, 3417757), (112, 2441255), (140, 1953004), (280, 976502), (349, 783440), (560, 488251), (698, 391720), (1396, 195860), (1399, 195440), (1745, 156688), (2443, 111920), (2792, 97930), (2798, 97720), (3490, 78344), (4886, 55960), (5584, 48965), (5596, 48860), (6980, 39172), (6995, 39088), (9772, 27980), (9793, 27920), (11192, 24430), (12215, 22384), (13960, 19586), (13990, 19544)]