161490240

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{18691}}^1$

素因数の和:18717

約数の個数: 112

約数和(自身を含む): 569732160

約数和(自身を除く): 408241920

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, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 18691, 37382, 56073, 74764, 93455, 112146, 149528, 168219, 186910, 224292, 280365, 299056, 336438, 373820, 448584, 504657, 560730, 598112, 672876, 747640, 841095, 897168, 1009314, 1121460, 1196224, 1345752, 1495280, 1682190, 1794336, 2018628, 2242920, 2523285, 2691504, 2990560, 3364380, 3588672, 4037256, 4485840, 5046570, 5383008, 5981120, 6728760, 8074512, 8971680, 10093140, 10766016, 13457520, 16149024, 17943360, 20186280, 26915040, 32298048, 40372560, 53830080, 80745120, 161490240]

約数ペア:

[(1, 161490240), (2, 80745120), (3, 53830080), (4, 40372560), (5, 32298048), (6, 26915040), (8, 20186280), (9, 17943360), (10, 16149024), (12, 13457520), (15, 10766016), (16, 10093140), (18, 8971680), (20, 8074512), (24, 6728760), (27, 5981120), (30, 5383008), (32, 5046570), (36, 4485840), (40, 4037256), (45, 3588672), (48, 3364380), (54, 2990560), (60, 2691504), (64, 2523285), (72, 2242920), (80, 2018628), (90, 1794336), (96, 1682190), (108, 1495280), (120, 1345752), (135, 1196224), (144, 1121460), (160, 1009314), (180, 897168), (192, 841095), (216, 747640), (240, 672876), (270, 598112), (288, 560730), (320, 504657), (360, 448584), (432, 373820), (480, 336438), (540, 299056), (576, 280365), (720, 224292), (864, 186910), (960, 168219), (1080, 149528), (1440, 112146), (1728, 93455), (2160, 74764), (2880, 56073), (4320, 37382), (8640, 18691)]