128278374

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 311794560

約数和(自身を除く): 183516186

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 73, 86, 98, 129, 139, 146, 147, 219, 258, 278, 294, 301, 417, 438, 511, 602, 834, 903, 973, 1022, 1533, 1806, 1946, 2107, 2919, 3066, 3139, 3577, 4214, 5838, 5977, 6278, 6321, 6811, 7154, 9417, 10147, 10731, 11954, 12642, 13622, 17931, 18834, 20294, 20433, 21462, 21973, 30441, 35862, 40866, 41839, 43946, 60882, 65919, 71029, 83678, 125517, 131838, 142058, 153811, 213087, 251034, 292873, 307622, 426174, 436321, 461433, 497203, 585746, 872642, 878619, 922866, 994406, 1308963, 1491609, 1757238, 2617926, 2983218, 3054247, 6108494, 9162741, 18325482, 21379729, 42759458, 64139187, 128278374]

約数ペア:

[(1, 128278374), (2, 64139187), (3, 42759458), (6, 21379729), (7, 18325482), (14, 9162741), (21, 6108494), (42, 3054247), (43, 2983218), (49, 2617926), (73, 1757238), (86, 1491609), (98, 1308963), (129, 994406), (139, 922866), (146, 878619), (147, 872642), (219, 585746), (258, 497203), (278, 461433), (294, 436321), (301, 426174), (417, 307622), (438, 292873), (511, 251034), (602, 213087), (834, 153811), (903, 142058), (973, 131838), (1022, 125517), (1533, 83678), (1806, 71029), (1946, 65919), (2107, 60882), (2919, 43946), (3066, 41839), (3139, 40866), (3577, 35862), (4214, 30441), (5838, 21973), (5977, 21462), (6278, 20433), (6321, 20294), (6811, 18834), (7154, 17931), (9417, 13622), (10147, 12642), (10731, 11954)]