64627320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{538561}}^1$

素因数の和:538575

約数の個数: 32

約数和(自身を含む): 193882320

約数和(自身を除く): 129255000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 538561, 1077122, 1615683, 2154244, 2692805, 3231366, 4308488, 5385610, 6462732, 8078415, 10771220, 12925464, 16156830, 21542440, 32313660, 64627320]

約数ペア:

[(1, 64627320), (2, 32313660), (3, 21542440), (4, 16156830), (5, 12925464), (6, 10771220), (8, 8078415), (10, 6462732), (12, 5385610), (15, 4308488), (20, 3231366), (24, 2692805), (30, 2154244), (40, 1615683), (60, 1077122), (120, 538561)]