206938880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 533729280

約数和(自身を除く): 326790400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 67, 76, 80, 95, 127, 128, 134, 152, 160, 190, 254, 256, 268, 304, 320, 335, 380, 508, 536, 608, 635, 640, 670, 760, 1016, 1072, 1216, 1270, 1273, 1280, 1340, 1520, 2032, 2144, 2413, 2432, 2540, 2546, 2680, 3040, 4064, 4288, 4826, 4864, 5080, 5092, 5360, 6080, 6365, 8128, 8509, 8576, 9652, 10160, 10184, 10720, 12065, 12160, 12730, 16256, 17018, 17152, 19304, 20320, 20368, 21440, 24130, 24320, 25460, 32512, 34036, 38608, 40640, 40736, 42545, 42880, 48260, 50920, 68072, 77216, 81280, 81472, 85090, 85760, 96520, 101840, 136144, 154432, 161671, 162560, 162944, 170180, 193040, 203680, 272288, 308864, 323342, 325888, 340360, 386080, 407360, 544576, 617728, 646684, 680720, 772160, 808355, 814720, 1089152, 1293368, 1361440, 1544320, 1616710, 1629440, 2178304, 2586736, 2722880, 3088640, 3233420, 5173472, 5445760, 6466840, 10346944, 10891520, 12933680, 20693888, 25867360, 41387776, 51734720, 103469440, 206938880]

約数ペア:

[(1, 206938880), (2, 103469440), (4, 51734720), (5, 41387776), (8, 25867360), (10, 20693888), (16, 12933680), (19, 10891520), (20, 10346944), (32, 6466840), (38, 5445760), (40, 5173472), (64, 3233420), (67, 3088640), (76, 2722880), (80, 2586736), (95, 2178304), (127, 1629440), (128, 1616710), (134, 1544320), (152, 1361440), (160, 1293368), (190, 1089152), (254, 814720), (256, 808355), (268, 772160), (304, 680720), (320, 646684), (335, 617728), (380, 544576), (508, 407360), (536, 386080), (608, 340360), (635, 325888), (640, 323342), (670, 308864), (760, 272288), (1016, 203680), (1072, 193040), (1216, 170180), (1270, 162944), (1273, 162560), (1280, 161671), (1340, 154432), (1520, 136144), (2032, 101840), (2144, 96520), (2413, 85760), (2432, 85090), (2540, 81472), (2546, 81280), (2680, 77216), (3040, 68072), (4064, 50920), (4288, 48260), (4826, 42880), (4864, 42545), (5080, 40736), (5092, 40640), (5360, 38608), (6080, 34036), (6365, 32512), (8128, 25460), (8509, 24320), (8576, 24130), (9652, 21440), (10160, 20368), (10184, 20320), (10720, 19304), (12065, 17152), (12160, 17018), (12730, 16256)]