81941670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 219967488

約数和(自身を除く): 138025818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 107, 127, 134, 201, 214, 254, 321, 335, 381, 402, 535, 603, 635, 642, 670, 762, 963, 1005, 1070, 1143, 1206, 1270, 1605, 1905, 1926, 2010, 2286, 3015, 3210, 3810, 4815, 5715, 6030, 7169, 8509, 9630, 11430, 13589, 14338, 17018, 21507, 25527, 27178, 35845, 40767, 42545, 43014, 51054, 64521, 67945, 71690, 76581, 81534, 85090, 107535, 122301, 127635, 129042, 135890, 153162, 203835, 215070, 244602, 255270, 322605, 382905, 407670, 611505, 645210, 765810, 910463, 1223010, 1820926, 2731389, 4552315, 5462778, 8194167, 9104630, 13656945, 16388334, 27313890, 40970835, 81941670]

約数ペア:

[(1, 81941670), (2, 40970835), (3, 27313890), (5, 16388334), (6, 13656945), (9, 9104630), (10, 8194167), (15, 5462778), (18, 4552315), (30, 2731389), (45, 1820926), (67, 1223010), (90, 910463), (107, 765810), (127, 645210), (134, 611505), (201, 407670), (214, 382905), (254, 322605), (321, 255270), (335, 244602), (381, 215070), (402, 203835), (535, 153162), (603, 135890), (635, 129042), (642, 127635), (670, 122301), (762, 107535), (963, 85090), (1005, 81534), (1070, 76581), (1143, 71690), (1206, 67945), (1270, 64521), (1605, 51054), (1905, 43014), (1926, 42545), (2010, 40767), (2286, 35845), (3015, 27178), (3210, 25527), (3810, 21507), (4815, 17018), (5715, 14338), (6030, 13589), (7169, 11430), (8509, 9630)]