90987840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{10531}}^1$

素因数の和:10557

約数の個数: 112

約数和(自身を含む): 321015360

約数和(自身を除く): 230027520

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, 10531, 21062, 31593, 42124, 52655, 63186, 84248, 94779, 105310, 126372, 157965, 168496, 189558, 210620, 252744, 284337, 315930, 336992, 379116, 421240, 473895, 505488, 568674, 631860, 673984, 758232, 842480, 947790, 1010976, 1137348, 1263720, 1421685, 1516464, 1684960, 1895580, 2021952, 2274696, 2527440, 2843370, 3032928, 3369920, 3791160, 4549392, 5054880, 5686740, 6065856, 7582320, 9098784, 10109760, 11373480, 15164640, 18197568, 22746960, 30329280, 45493920, 90987840]

約数ペア:

[(1, 90987840), (2, 45493920), (3, 30329280), (4, 22746960), (5, 18197568), (6, 15164640), (8, 11373480), (9, 10109760), (10, 9098784), (12, 7582320), (15, 6065856), (16, 5686740), (18, 5054880), (20, 4549392), (24, 3791160), (27, 3369920), (30, 3032928), (32, 2843370), (36, 2527440), (40, 2274696), (45, 2021952), (48, 1895580), (54, 1684960), (60, 1516464), (64, 1421685), (72, 1263720), (80, 1137348), (90, 1010976), (96, 947790), (108, 842480), (120, 758232), (135, 673984), (144, 631860), (160, 568674), (180, 505488), (192, 473895), (216, 421240), (240, 379116), (270, 336992), (288, 315930), (320, 284337), (360, 252744), (432, 210620), (480, 189558), (540, 168496), (576, 157965), (720, 126372), (864, 105310), (960, 94779), (1080, 84248), (1440, 63186), (1728, 52655), (2160, 42124), (2880, 31593), (4320, 21062), (8640, 10531)]