207782540

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{4327}}^1$

素因数の和:4364

約数の個数: 60

約数和(自身を含む): 509154576

約数和(自身を除く): 301372036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4327, 4802, 6860, 8654, 9604, 12005, 17308, 21635, 24010, 30289, 43270, 48020, 60578, 86540, 121156, 151445, 212023, 302890, 424046, 605780, 848092, 1060115, 1484161, 2120230, 2968322, 4240460, 5936644, 7420805, 10389127, 14841610, 20778254, 29683220, 41556508, 51945635, 103891270, 207782540]

約数ペア:

[(1, 207782540), (2, 103891270), (4, 51945635), (5, 41556508), (7, 29683220), (10, 20778254), (14, 14841610), (20, 10389127), (28, 7420805), (35, 5936644), (49, 4240460), (70, 2968322), (98, 2120230), (140, 1484161), (196, 1060115), (245, 848092), (343, 605780), (490, 424046), (686, 302890), (980, 212023), (1372, 151445), (1715, 121156), (2401, 86540), (3430, 60578), (4327, 48020), (4802, 43270), (6860, 30289), (8654, 24010), (9604, 21635), (12005, 17308)]