181207040

素因数分解:

$2^{16}\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 136

約数和(自身を含む): 503312640

約数和(自身を除く): 322105600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 256, 280, 316, 320, 395, 448, 512, 553, 560, 632, 640, 790, 896, 1024, 1106, 1120, 1264, 1280, 1580, 1792, 2048, 2212, 2240, 2528, 2560, 2765, 3160, 3584, 4096, 4424, 4480, 5056, 5120, 5530, 6320, 7168, 8192, 8848, 8960, 10112, 10240, 11060, 12640, 14336, 16384, 17696, 17920, 20224, 20480, 22120, 25280, 28672, 32768, 35392, 35840, 40448, 40960, 44240, 50560, 57344, 65536, 70784, 71680, 80896, 81920, 88480, 101120, 114688, 141568, 143360, 161792, 163840, 176960, 202240, 229376, 283136, 286720, 323584, 327680, 353920, 404480, 458752, 566272, 573440, 647168, 707840, 808960, 1132544, 1146880, 1294336, 1415680, 1617920, 2265088, 2293760, 2588672, 2831360, 3235840, 4530176, 5177344, 5662720, 6471680, 9060352, 11325440, 12943360, 18120704, 22650880, 25886720, 36241408, 45301760, 90603520, 181207040]

約数ペア:

[(1, 181207040), (2, 90603520), (4, 45301760), (5, 36241408), (7, 25886720), (8, 22650880), (10, 18120704), (14, 12943360), (16, 11325440), (20, 9060352), (28, 6471680), (32, 5662720), (35, 5177344), (40, 4530176), (56, 3235840), (64, 2831360), (70, 2588672), (79, 2293760), (80, 2265088), (112, 1617920), (128, 1415680), (140, 1294336), (158, 1146880), (160, 1132544), (224, 808960), (256, 707840), (280, 647168), (316, 573440), (320, 566272), (395, 458752), (448, 404480), (512, 353920), (553, 327680), (560, 323584), (632, 286720), (640, 283136), (790, 229376), (896, 202240), (1024, 176960), (1106, 163840), (1120, 161792), (1264, 143360), (1280, 141568), (1580, 114688), (1792, 101120), (2048, 88480), (2212, 81920), (2240, 80896), (2528, 71680), (2560, 70784), (2765, 65536), (3160, 57344), (3584, 50560), (4096, 44240), (4424, 40960), (4480, 40448), (5056, 35840), (5120, 35392), (5530, 32768), (6320, 28672), (7168, 25280), (8192, 22120), (8848, 20480), (8960, 20224), (10112, 17920), (10240, 17696), (11060, 16384), (12640, 14336)]