80745120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18691}}^1$

素因数の和:18715

約数の個数: 96

約数和(自身を含む): 282623040

約数和(自身を除く): 201877920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18691, 37382, 56073, 74764, 93455, 112146, 149528, 168219, 186910, 224292, 280365, 299056, 336438, 373820, 448584, 504657, 560730, 598112, 672876, 747640, 841095, 897168, 1009314, 1121460, 1345752, 1495280, 1682190, 1794336, 2018628, 2242920, 2523285, 2691504, 2990560, 3364380, 4037256, 4485840, 5046570, 5383008, 6728760, 8074512, 8971680, 10093140, 13457520, 16149024, 20186280, 26915040, 40372560, 80745120]

約数ペア:

[(1, 80745120), (2, 40372560), (3, 26915040), (4, 20186280), (5, 16149024), (6, 13457520), (8, 10093140), (9, 8971680), (10, 8074512), (12, 6728760), (15, 5383008), (16, 5046570), (18, 4485840), (20, 4037256), (24, 3364380), (27, 2990560), (30, 2691504), (32, 2523285), (36, 2242920), (40, 2018628), (45, 1794336), (48, 1682190), (54, 1495280), (60, 1345752), (72, 1121460), (80, 1009314), (90, 897168), (96, 841095), (108, 747640), (120, 672876), (135, 598112), (144, 560730), (160, 504657), (180, 448584), (216, 373820), (240, 336438), (270, 299056), (288, 280365), (360, 224292), (432, 186910), (480, 168219), (540, 149528), (720, 112146), (864, 93455), (1080, 74764), (1440, 56073), (2160, 37382), (4320, 18691)]