208572372

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2453

約数の個数: 72

約数和(自身を含む): 555434880

約数和(自身を除く): 346862508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 207, 218, 276, 327, 414, 436, 654, 828, 981, 1308, 1962, 2311, 2507, 3924, 4622, 5014, 6933, 7521, 9244, 10028, 13866, 15042, 20799, 22563, 27732, 30084, 41598, 45126, 53153, 83196, 90252, 106306, 159459, 212612, 251899, 318918, 478377, 503798, 637836, 755697, 956754, 1007596, 1511394, 1913508, 2267091, 3022788, 4534182, 5793677, 9068364, 11587354, 17381031, 23174708, 34762062, 52143093, 69524124, 104286186, 208572372]

約数ペア:

[(1, 208572372), (2, 104286186), (3, 69524124), (4, 52143093), (6, 34762062), (9, 23174708), (12, 17381031), (18, 11587354), (23, 9068364), (36, 5793677), (46, 4534182), (69, 3022788), (92, 2267091), (109, 1913508), (138, 1511394), (207, 1007596), (218, 956754), (276, 755697), (327, 637836), (414, 503798), (436, 478377), (654, 318918), (828, 251899), (981, 212612), (1308, 159459), (1962, 106306), (2311, 90252), (2507, 83196), (3924, 53153), (4622, 45126), (5014, 41598), (6933, 30084), (7521, 27732), (9244, 22563), (10028, 20799), (13866, 15042)]