216186040

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{2251}}^1$

素因数の和:2290

約数の個数: 80

約数和(自身を含む): 567706680

約数和(自身を除く): 351520640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2251, 2401, 2744, 3430, 4502, 4802, 6860, 9004, 9604, 11255, 12005, 13720, 15757, 18008, 19208, 22510, 24010, 31514, 45020, 48020, 63028, 78785, 90040, 96040, 110299, 126056, 157570, 220598, 315140, 441196, 551495, 630280, 772093, 882392, 1102990, 1544186, 2205980, 3088372, 3860465, 4411960, 5404651, 6176744, 7720930, 10809302, 15441860, 21618604, 27023255, 30883720, 43237208, 54046510, 108093020, 216186040]

約数ペア:

[(1, 216186040), (2, 108093020), (4, 54046510), (5, 43237208), (7, 30883720), (8, 27023255), (10, 21618604), (14, 15441860), (20, 10809302), (28, 7720930), (35, 6176744), (40, 5404651), (49, 4411960), (56, 3860465), (70, 3088372), (98, 2205980), (140, 1544186), (196, 1102990), (245, 882392), (280, 772093), (343, 630280), (392, 551495), (490, 441196), (686, 315140), (980, 220598), (1372, 157570), (1715, 126056), (1960, 110299), (2251, 96040), (2401, 90040), (2744, 78785), (3430, 63028), (4502, 48020), (4802, 45020), (6860, 31514), (9004, 24010), (9604, 22510), (11255, 19208), (12005, 18008), (13720, 15757)]