158563840

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2693}}^1$

素因数の和:2739

約数の個数: 80

約数和(自身を含む): 396858528

約数和(自身を除く): 238294688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2693, 2944, 3680, 5386, 5888, 7360, 10772, 11776, 13465, 14720, 21544, 26930, 29440, 43088, 53860, 58880, 61939, 86176, 107720, 123878, 172352, 215440, 247756, 309695, 344704, 430880, 495512, 619390, 689408, 861760, 991024, 1238780, 1378816, 1723520, 1982048, 2477560, 3447040, 3964096, 4955120, 6894080, 7928192, 9910240, 15856384, 19820480, 31712768, 39640960, 79281920, 158563840]

約数ペア:

[(1, 158563840), (2, 79281920), (4, 39640960), (5, 31712768), (8, 19820480), (10, 15856384), (16, 9910240), (20, 7928192), (23, 6894080), (32, 4955120), (40, 3964096), (46, 3447040), (64, 2477560), (80, 1982048), (92, 1723520), (115, 1378816), (128, 1238780), (160, 991024), (184, 861760), (230, 689408), (256, 619390), (320, 495512), (368, 430880), (460, 344704), (512, 309695), (640, 247756), (736, 215440), (920, 172352), (1280, 123878), (1472, 107720), (1840, 86176), (2560, 61939), (2693, 58880), (2944, 53860), (3680, 43088), (5386, 29440), (5888, 26930), (7360, 21544), (10772, 14720), (11776, 13465)]