139516160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 399119616

約数和(自身を除く): 259603456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 677, 736, 805, 896, 920, 1120, 1280, 1288, 1354, 1472, 1610, 1792, 1840, 2240, 2576, 2708, 2944, 3220, 3385, 3680, 4480, 4739, 5152, 5416, 5888, 6440, 6770, 7360, 8960, 9478, 10304, 10832, 12880, 13540, 14720, 15571, 18956, 20608, 21664, 23695, 25760, 27080, 29440, 31142, 37912, 41216, 43328, 47390, 51520, 54160, 62284, 75824, 77855, 86656, 94780, 103040, 108320, 108997, 124568, 151648, 155710, 173312, 189560, 206080, 216640, 217994, 249136, 303296, 311420, 379120, 433280, 435988, 498272, 544985, 606592, 622840, 758240, 866560, 871976, 996544, 1089970, 1213184, 1245680, 1516480, 1743952, 1993088, 2179940, 2491360, 3032960, 3487904, 3986176, 4359880, 4982720, 6065920, 6975808, 8719760, 9965440, 13951616, 17439520, 19930880, 27903232, 34879040, 69758080, 139516160]

約数ペア:

[(1, 139516160), (2, 69758080), (4, 34879040), (5, 27903232), (7, 19930880), (8, 17439520), (10, 13951616), (14, 9965440), (16, 8719760), (20, 6975808), (23, 6065920), (28, 4982720), (32, 4359880), (35, 3986176), (40, 3487904), (46, 3032960), (56, 2491360), (64, 2179940), (70, 1993088), (80, 1743952), (92, 1516480), (112, 1245680), (115, 1213184), (128, 1089970), (140, 996544), (160, 871976), (161, 866560), (184, 758240), (224, 622840), (230, 606592), (256, 544985), (280, 498272), (320, 435988), (322, 433280), (368, 379120), (448, 311420), (460, 303296), (560, 249136), (640, 217994), (644, 216640), (677, 206080), (736, 189560), (805, 173312), (896, 155710), (920, 151648), (1120, 124568), (1280, 108997), (1288, 108320), (1354, 103040), (1472, 94780), (1610, 86656), (1792, 77855), (1840, 75824), (2240, 62284), (2576, 54160), (2708, 51520), (2944, 47390), (3220, 43328), (3385, 41216), (3680, 37912), (4480, 31142), (4739, 29440), (5152, 27080), (5416, 25760), (5888, 23695), (6440, 21664), (6770, 20608), (7360, 18956), (8960, 15571), (9478, 14720), (10304, 13540), (10832, 12880)]