268595880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{319757}}^1$

素因数の和:319778

約数の個数: 64

約数和(自身を含む): 920903040

約数和(自身を除く): 652307160

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, 319757, 639514, 959271, 1279028, 1598785, 1918542, 2238299, 2558056, 3197570, 3837084, 4476598, 4796355, 6395140, 6714897, 7674168, 8953196, 9592710, 11191495, 12790280, 13429794, 17906392, 19185420, 22382990, 26859588, 33574485, 38370840, 44765980, 53719176, 67148970, 89531960, 134297940, 268595880]

約数ペア:

[(1, 268595880), (2, 134297940), (3, 89531960), (4, 67148970), (5, 53719176), (6, 44765980), (7, 38370840), (8, 33574485), (10, 26859588), (12, 22382990), (14, 19185420), (15, 17906392), (20, 13429794), (21, 12790280), (24, 11191495), (28, 9592710), (30, 8953196), (35, 7674168), (40, 6714897), (42, 6395140), (56, 4796355), (60, 4476598), (70, 3837084), (84, 3197570), (105, 2558056), (120, 2238299), (140, 1918542), (168, 1598785), (210, 1279028), (280, 959271), (420, 639514), (840, 319757)]