164553760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 458498880

約数和(自身を除く): 293945120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 151, 160, 196, 224, 245, 278, 280, 302, 392, 490, 556, 560, 604, 695, 755, 784, 973, 980, 1057, 1112, 1120, 1208, 1390, 1510, 1568, 1946, 1960, 2114, 2224, 2416, 2780, 3020, 3892, 3920, 4228, 4448, 4832, 4865, 5285, 5560, 6040, 6811, 7399, 7784, 7840, 8456, 9730, 10570, 11120, 12080, 13622, 14798, 15568, 16912, 19460, 20989, 21140, 22240, 24160, 27244, 29596, 31136, 33824, 34055, 36995, 38920, 41978, 42280, 54488, 59192, 68110, 73990, 77840, 83956, 84560, 104945, 108976, 118384, 136220, 146923, 147980, 155680, 167912, 169120, 209890, 217952, 236768, 272440, 293846, 295960, 335824, 419780, 544880, 587692, 591920, 671648, 734615, 839560, 1028461, 1089760, 1175384, 1183840, 1469230, 1679120, 2056922, 2350768, 2938460, 3358240, 4113844, 4701536, 5142305, 5876920, 8227688, 10284610, 11753840, 16455376, 20569220, 23507680, 32910752, 41138440, 82276880, 164553760]

約数ペア:

[(1, 164553760), (2, 82276880), (4, 41138440), (5, 32910752), (7, 23507680), (8, 20569220), (10, 16455376), (14, 11753840), (16, 10284610), (20, 8227688), (28, 5876920), (32, 5142305), (35, 4701536), (40, 4113844), (49, 3358240), (56, 2938460), (70, 2350768), (80, 2056922), (98, 1679120), (112, 1469230), (139, 1183840), (140, 1175384), (151, 1089760), (160, 1028461), (196, 839560), (224, 734615), (245, 671648), (278, 591920), (280, 587692), (302, 544880), (392, 419780), (490, 335824), (556, 295960), (560, 293846), (604, 272440), (695, 236768), (755, 217952), (784, 209890), (973, 169120), (980, 167912), (1057, 155680), (1112, 147980), (1120, 146923), (1208, 136220), (1390, 118384), (1510, 108976), (1568, 104945), (1946, 84560), (1960, 83956), (2114, 77840), (2224, 73990), (2416, 68110), (2780, 59192), (3020, 54488), (3892, 42280), (3920, 41978), (4228, 38920), (4448, 36995), (4832, 34055), (4865, 33824), (5285, 31136), (5560, 29596), (6040, 27244), (6811, 24160), (7399, 22240), (7784, 21140), (7840, 20989), (8456, 19460), (9730, 16912), (10570, 15568), (11120, 14798), (12080, 13622)]