121815040

素因数分解:

$2^{14}\times 5^1\times {\mathrm{1487}}^1$

素因数の和:1520

約数の個数: 60

約数和(自身を含む): 292543776

約数和(自身を除く): 170728736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1487, 2048, 2560, 2974, 4096, 5120, 5948, 7435, 8192, 10240, 11896, 14870, 16384, 20480, 23792, 29740, 40960, 47584, 59480, 81920, 95168, 118960, 190336, 237920, 380672, 475840, 761344, 951680, 1522688, 1903360, 3045376, 3806720, 6090752, 7613440, 12181504, 15226880, 24363008, 30453760, 60907520, 121815040]

約数ペア:

[(1, 121815040), (2, 60907520), (4, 30453760), (5, 24363008), (8, 15226880), (10, 12181504), (16, 7613440), (20, 6090752), (32, 3806720), (40, 3045376), (64, 1903360), (80, 1522688), (128, 951680), (160, 761344), (256, 475840), (320, 380672), (512, 237920), (640, 190336), (1024, 118960), (1280, 95168), (1487, 81920), (2048, 59480), (2560, 47584), (2974, 40960), (4096, 29740), (5120, 23792), (5948, 20480), (7435, 16384), (8192, 14870), (10240, 11896)]