66738840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79451}}^1$

素因数の和:79472

約数の個数: 64

約数和(自身を含む): 228821760

約数和(自身を除く): 162082920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79451, 158902, 238353, 317804, 397255, 476706, 556157, 635608, 794510, 953412, 1112314, 1191765, 1589020, 1668471, 1906824, 2224628, 2383530, 2780785, 3178040, 3336942, 4449256, 4767060, 5561570, 6673884, 8342355, 9534120, 11123140, 13347768, 16684710, 22246280, 33369420, 66738840]

約数ペア:

[(1, 66738840), (2, 33369420), (3, 22246280), (4, 16684710), (5, 13347768), (6, 11123140), (7, 9534120), (8, 8342355), (10, 6673884), (12, 5561570), (14, 4767060), (15, 4449256), (20, 3336942), (21, 3178040), (24, 2780785), (28, 2383530), (30, 2224628), (35, 1906824), (40, 1668471), (42, 1589020), (56, 1191765), (60, 1112314), (70, 953412), (84, 794510), (105, 635608), (120, 556157), (140, 476706), (168, 397255), (210, 317804), (280, 238353), (420, 158902), (840, 79451)]