30855968

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 72

約数和(自身を含む): 72025884

約数和(自身を除く): 41169916

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 613, 968, 1144, 1226, 1573, 1936, 2288, 2452, 3146, 3872, 4576, 4904, 6292, 6743, 7969, 9808, 12584, 13486, 15938, 19616, 25168, 26972, 31876, 50336, 53944, 63752, 74173, 87659, 107888, 127504, 148346, 175318, 215776, 255008, 296692, 350636, 593384, 701272, 964249, 1186768, 1402544, 1928498, 2373536, 2805088, 3856996, 7713992, 15427984, 30855968]

約数ペア:

[(1, 30855968), (2, 15427984), (4, 7713992), (8, 3856996), (11, 2805088), (13, 2373536), (16, 1928498), (22, 1402544), (26, 1186768), (32, 964249), (44, 701272), (52, 593384), (88, 350636), (104, 296692), (121, 255008), (143, 215776), (176, 175318), (208, 148346), (242, 127504), (286, 107888), (352, 87659), (416, 74173), (484, 63752), (572, 53944), (613, 50336), (968, 31876), (1144, 26972), (1226, 25168), (1573, 19616), (1936, 15938), (2288, 13486), (2452, 12584), (3146, 9808), (3872, 7969), (4576, 6743), (4904, 6292)]