140799680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 386242560

約数和(自身を除く): 245442880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 239, 263, 280, 320, 448, 478, 526, 560, 956, 1052, 1120, 1195, 1315, 1673, 1841, 1912, 2104, 2240, 2390, 2630, 3346, 3682, 3824, 4208, 4780, 5260, 6692, 7364, 7648, 8365, 8416, 9205, 9560, 10520, 13384, 14728, 15296, 16730, 16832, 18410, 19120, 21040, 26768, 29456, 33460, 36820, 38240, 42080, 53536, 58912, 62857, 66920, 73640, 76480, 84160, 107072, 117824, 125714, 133840, 147280, 251428, 267680, 294560, 314285, 439999, 502856, 535360, 589120, 628570, 879998, 1005712, 1257140, 1759996, 2011424, 2199995, 2514280, 3519992, 4022848, 4399990, 5028560, 7039984, 8799980, 10057120, 14079968, 17599960, 20114240, 28159936, 35199920, 70399840, 140799680]

約数ペア:

[(1, 140799680), (2, 70399840), (4, 35199920), (5, 28159936), (7, 20114240), (8, 17599960), (10, 14079968), (14, 10057120), (16, 8799980), (20, 7039984), (28, 5028560), (32, 4399990), (35, 4022848), (40, 3519992), (56, 2514280), (64, 2199995), (70, 2011424), (80, 1759996), (112, 1257140), (140, 1005712), (160, 879998), (224, 628570), (239, 589120), (263, 535360), (280, 502856), (320, 439999), (448, 314285), (478, 294560), (526, 267680), (560, 251428), (956, 147280), (1052, 133840), (1120, 125714), (1195, 117824), (1315, 107072), (1673, 84160), (1841, 76480), (1912, 73640), (2104, 66920), (2240, 62857), (2390, 58912), (2630, 53536), (3346, 42080), (3682, 38240), (3824, 36820), (4208, 33460), (4780, 29456), (5260, 26768), (6692, 21040), (7364, 19120), (7648, 18410), (8365, 16832), (8416, 16730), (9205, 15296), (9560, 14728), (10520, 13384)]