309123216

素因数分解:

$2^4\times 3^5\times {\mathrm{43}}^3$

素因数の和:152

約数の個数: 120

約数和(自身を含む): 918517600

約数和(自身を除く): 609394384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 243, 258, 324, 344, 387, 432, 486, 516, 648, 688, 774, 972, 1032, 1161, 1296, 1548, 1849, 1944, 2064, 2322, 3096, 3483, 3698, 3888, 4644, 5547, 6192, 6966, 7396, 9288, 10449, 11094, 13932, 14792, 16641, 18576, 20898, 22188, 27864, 29584, 33282, 41796, 44376, 49923, 55728, 66564, 79507, 83592, 88752, 99846, 133128, 149769, 159014, 167184, 199692, 238521, 266256, 299538, 318028, 399384, 449307, 477042, 599076, 636056, 715563, 798768, 898614, 954084, 1198152, 1272112, 1431126, 1797228, 1908168, 2146689, 2396304, 2862252, 3594456, 3816336, 4293378, 5724504, 6440067, 7188912, 8586756, 11449008, 12880134, 17173512, 19320201, 25760268, 34347024, 38640402, 51520536, 77280804, 103041072, 154561608, 309123216]

約数ペア:

[(1, 309123216), (2, 154561608), (3, 103041072), (4, 77280804), (6, 51520536), (8, 38640402), (9, 34347024), (12, 25760268), (16, 19320201), (18, 17173512), (24, 12880134), (27, 11449008), (36, 8586756), (43, 7188912), (48, 6440067), (54, 5724504), (72, 4293378), (81, 3816336), (86, 3594456), (108, 2862252), (129, 2396304), (144, 2146689), (162, 1908168), (172, 1797228), (216, 1431126), (243, 1272112), (258, 1198152), (324, 954084), (344, 898614), (387, 798768), (432, 715563), (486, 636056), (516, 599076), (648, 477042), (688, 449307), (774, 399384), (972, 318028), (1032, 299538), (1161, 266256), (1296, 238521), (1548, 199692), (1849, 167184), (1944, 159014), (2064, 149769), (2322, 133128), (3096, 99846), (3483, 88752), (3698, 83592), (3888, 79507), (4644, 66564), (5547, 55728), (6192, 49923), (6966, 44376), (7396, 41796), (9288, 33282), (10449, 29584), (11094, 27864), (13932, 22188), (14792, 20898), (16641, 18576)]