189872820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45863}}^1$

素因数の和:45901

約数の個数: 72

約数和(自身を含む): 601001856

約数和(自身を除く): 411129036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 45863, 91726, 137589, 183452, 229315, 275178, 412767, 458630, 550356, 687945, 825534, 917260, 1054849, 1375890, 1651068, 2063835, 2109698, 2751780, 3164547, 4127670, 4219396, 5274245, 6329094, 8255340, 9493641, 10548490, 12658188, 15822735, 18987282, 21096980, 31645470, 37974564, 47468205, 63290940, 94936410, 189872820]

約数ペア:

[(1, 189872820), (2, 94936410), (3, 63290940), (4, 47468205), (5, 37974564), (6, 31645470), (9, 21096980), (10, 18987282), (12, 15822735), (15, 12658188), (18, 10548490), (20, 9493641), (23, 8255340), (30, 6329094), (36, 5274245), (45, 4219396), (46, 4127670), (60, 3164547), (69, 2751780), (90, 2109698), (92, 2063835), (115, 1651068), (138, 1375890), (180, 1054849), (207, 917260), (230, 825534), (276, 687945), (345, 550356), (414, 458630), (460, 412767), (690, 275178), (828, 229315), (1035, 183452), (1380, 137589), (2070, 91726), (4140, 45863)]