856408560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{509767}}^1$

素因数の和:509790

約数の個数: 80

約数和(自身を含む): 3034139136

約数和(自身を除く): 2177730576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 509767, 1019534, 1529301, 2039068, 2548835, 3058602, 3568369, 4078136, 5097670, 6117204, 7136738, 7646505, 8156272, 10195340, 10705107, 12234408, 14273476, 15293010, 17841845, 20390680, 21410214, 24468816, 28546952, 30586020, 35683690, 40781360, 42820428, 53525535, 57093904, 61172040, 71367380, 85640856, 107051070, 122344080, 142734760, 171281712, 214102140, 285469520, 428204280, 856408560]

約数ペア:

[(1, 856408560), (2, 428204280), (3, 285469520), (4, 214102140), (5, 171281712), (6, 142734760), (7, 122344080), (8, 107051070), (10, 85640856), (12, 71367380), (14, 61172040), (15, 57093904), (16, 53525535), (20, 42820428), (21, 40781360), (24, 35683690), (28, 30586020), (30, 28546952), (35, 24468816), (40, 21410214), (42, 20390680), (48, 17841845), (56, 15293010), (60, 14273476), (70, 12234408), (80, 10705107), (84, 10195340), (105, 8156272), (112, 7646505), (120, 7136738), (140, 6117204), (168, 5097670), (210, 4078136), (240, 3568369), (280, 3058602), (336, 2548835), (420, 2039068), (560, 1529301), (840, 1019534), (1680, 509767)]