131204340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{242971}}^1$

素因数の和:242989

約数の個数: 48

約数和(自身を含む): 408192960

約数和(自身を除く): 276988620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 242971, 485942, 728913, 971884, 1214855, 1457826, 2186739, 2429710, 2915652, 3644565, 4373478, 4859420, 6560217, 7289130, 8746956, 10933695, 13120434, 14578260, 21867390, 26240868, 32801085, 43734780, 65602170, 131204340]

約数ペア:

[(1, 131204340), (2, 65602170), (3, 43734780), (4, 32801085), (5, 26240868), (6, 21867390), (9, 14578260), (10, 13120434), (12, 10933695), (15, 8746956), (18, 7289130), (20, 6560217), (27, 4859420), (30, 4373478), (36, 3644565), (45, 2915652), (54, 2429710), (60, 2186739), (90, 1457826), (108, 1214855), (135, 971884), (180, 728913), (270, 485942), (540, 242971)]