90030080

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 248504928

約数和(自身を除く): 158474848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 157, 160, 224, 256, 280, 314, 320, 448, 512, 560, 628, 640, 785, 896, 1024, 1099, 1120, 1256, 1280, 1570, 1792, 2048, 2198, 2240, 2512, 2560, 3140, 3584, 4096, 4396, 4480, 5024, 5120, 5495, 6280, 7168, 8192, 8792, 8960, 10048, 10240, 10990, 12560, 14336, 16384, 17584, 17920, 20096, 20480, 21980, 25120, 28672, 35168, 35840, 40192, 40960, 43960, 50240, 57344, 70336, 71680, 80384, 81920, 87920, 100480, 114688, 140672, 143360, 160768, 175840, 200960, 281344, 286720, 321536, 351680, 401920, 562688, 573440, 643072, 703360, 803840, 1125376, 1286144, 1406720, 1607680, 2250752, 2572288, 2813440, 3215360, 4501504, 5626880, 6430720, 9003008, 11253760, 12861440, 18006016, 22507520, 45015040, 90030080]

約数ペア:

[(1, 90030080), (2, 45015040), (4, 22507520), (5, 18006016), (7, 12861440), (8, 11253760), (10, 9003008), (14, 6430720), (16, 5626880), (20, 4501504), (28, 3215360), (32, 2813440), (35, 2572288), (40, 2250752), (56, 1607680), (64, 1406720), (70, 1286144), (80, 1125376), (112, 803840), (128, 703360), (140, 643072), (157, 573440), (160, 562688), (224, 401920), (256, 351680), (280, 321536), (314, 286720), (320, 281344), (448, 200960), (512, 175840), (560, 160768), (628, 143360), (640, 140672), (785, 114688), (896, 100480), (1024, 87920), (1099, 81920), (1120, 80384), (1256, 71680), (1280, 70336), (1570, 57344), (1792, 50240), (2048, 43960), (2198, 40960), (2240, 40192), (2512, 35840), (2560, 35168), (3140, 28672), (3584, 25120), (4096, 21980), (4396, 20480), (4480, 20096), (5024, 17920), (5120, 17584), (5495, 16384), (6280, 14336), (7168, 12560), (8192, 10990), (8792, 10240), (8960, 10048)]