231661120

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:348

約数の個数: 112

約数和(自身を含む): 573804288

約数和(自身を除く): 342143168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 73, 80, 94, 146, 160, 188, 211, 235, 292, 320, 365, 376, 422, 470, 584, 730, 752, 844, 940, 1055, 1168, 1460, 1504, 1688, 1880, 2110, 2336, 2920, 3008, 3376, 3431, 3760, 4220, 4672, 5840, 6752, 6862, 7520, 8440, 9917, 11680, 13504, 13724, 15040, 15403, 16880, 17155, 19834, 23360, 27448, 30806, 33760, 34310, 39668, 49585, 54896, 61612, 67520, 68620, 77015, 79336, 99170, 109792, 123224, 137240, 154030, 158672, 198340, 219584, 246448, 274480, 308060, 317344, 396680, 492896, 548960, 616120, 634688, 723941, 793360, 985792, 1097920, 1232240, 1447882, 1586720, 2464480, 2895764, 3173440, 3619705, 4928960, 5791528, 7239410, 11583056, 14478820, 23166112, 28957640, 46332224, 57915280, 115830560, 231661120]

約数ペア:

[(1, 231661120), (2, 115830560), (4, 57915280), (5, 46332224), (8, 28957640), (10, 23166112), (16, 14478820), (20, 11583056), (32, 7239410), (40, 5791528), (47, 4928960), (64, 3619705), (73, 3173440), (80, 2895764), (94, 2464480), (146, 1586720), (160, 1447882), (188, 1232240), (211, 1097920), (235, 985792), (292, 793360), (320, 723941), (365, 634688), (376, 616120), (422, 548960), (470, 492896), (584, 396680), (730, 317344), (752, 308060), (844, 274480), (940, 246448), (1055, 219584), (1168, 198340), (1460, 158672), (1504, 154030), (1688, 137240), (1880, 123224), (2110, 109792), (2336, 99170), (2920, 79336), (3008, 77015), (3376, 68620), (3431, 67520), (3760, 61612), (4220, 54896), (4672, 49585), (5840, 39668), (6752, 34310), (6862, 33760), (7520, 30806), (8440, 27448), (9917, 23360), (11680, 19834), (13504, 17155), (13724, 16880), (15040, 15403)]