42081720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 134092800

約数和(自身を除く): 92011080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 92, 115, 120, 138, 158, 184, 193, 230, 237, 276, 316, 345, 386, 395, 460, 474, 552, 579, 632, 690, 772, 790, 920, 948, 965, 1158, 1185, 1380, 1544, 1580, 1817, 1896, 1930, 2316, 2370, 2760, 2895, 3160, 3634, 3860, 4439, 4632, 4740, 5451, 5790, 7268, 7720, 8878, 9085, 9480, 10902, 11580, 13317, 14536, 15247, 17756, 18170, 21804, 22195, 23160, 26634, 27255, 30494, 35512, 36340, 43608, 44390, 45741, 53268, 54510, 60988, 66585, 72680, 76235, 88780, 91482, 106536, 109020, 121976, 133170, 152470, 177560, 182964, 218040, 228705, 266340, 304940, 350681, 365928, 457410, 532680, 609880, 701362, 914820, 1052043, 1402724, 1753405, 1829640, 2104086, 2805448, 3506810, 4208172, 5260215, 7013620, 8416344, 10520430, 14027240, 21040860, 42081720]

約数ペア:

[(1, 42081720), (2, 21040860), (3, 14027240), (4, 10520430), (5, 8416344), (6, 7013620), (8, 5260215), (10, 4208172), (12, 3506810), (15, 2805448), (20, 2104086), (23, 1829640), (24, 1753405), (30, 1402724), (40, 1052043), (46, 914820), (60, 701362), (69, 609880), (79, 532680), (92, 457410), (115, 365928), (120, 350681), (138, 304940), (158, 266340), (184, 228705), (193, 218040), (230, 182964), (237, 177560), (276, 152470), (316, 133170), (345, 121976), (386, 109020), (395, 106536), (460, 91482), (474, 88780), (552, 76235), (579, 72680), (632, 66585), (690, 60988), (772, 54510), (790, 53268), (920, 45741), (948, 44390), (965, 43608), (1158, 36340), (1185, 35512), (1380, 30494), (1544, 27255), (1580, 26634), (1817, 23160), (1896, 22195), (1930, 21804), (2316, 18170), (2370, 17756), (2760, 15247), (2895, 14536), (3160, 13317), (3634, 11580), (3860, 10902), (4439, 9480), (4632, 9085), (4740, 8878), (5451, 7720), (5790, 7268)]