206956260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{164251}}^1$

素因数の和:164273

約数の個数: 72

約数和(自身を含む): 717452736

約数和(自身を除く): 510496476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 164251, 328502, 492753, 657004, 821255, 985506, 1149757, 1478259, 1642510, 1971012, 2299514, 2463765, 2956518, 3285020, 3449271, 4599028, 4927530, 5748785, 5913036, 6898542, 7391295, 9855060, 10347813, 11497570, 13797084, 14782590, 17246355, 20695626, 22995140, 29565180, 34492710, 41391252, 51739065, 68985420, 103478130, 206956260]

約数ペア:

[(1, 206956260), (2, 103478130), (3, 68985420), (4, 51739065), (5, 41391252), (6, 34492710), (7, 29565180), (9, 22995140), (10, 20695626), (12, 17246355), (14, 14782590), (15, 13797084), (18, 11497570), (20, 10347813), (21, 9855060), (28, 7391295), (30, 6898542), (35, 5913036), (36, 5748785), (42, 4927530), (45, 4599028), (60, 3449271), (63, 3285020), (70, 2956518), (84, 2463765), (90, 2299514), (105, 1971012), (126, 1642510), (140, 1478259), (180, 1149757), (210, 985506), (252, 821255), (315, 657004), (420, 492753), (630, 328502), (1260, 164251)]