2740848880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{463}}^1$

素因数の和:556

約数の個数: 240

約数和(自身を含む): 8227187712

約数和(自身を除く): 5486338832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 463, 496, 560, 616, 620, 682, 770, 868, 880, 926, 961, 1085, 1232, 1240, 1364, 1540, 1705, 1736, 1852, 1922, 2170, 2315, 2387, 2480, 2728, 3080, 3241, 3410, 3472, 3704, 3844, 4340, 4630, 4774, 4805, 5093, 5456, 6160, 6482, 6727, 6820, 7408, 7688, 8680, 9260, 9548, 9610, 10186, 10571, 11935, 12964, 13454, 13640, 14353, 15376, 16205, 17360, 18520, 19096, 19220, 20372, 21142, 23870, 25465, 25928, 26908, 27280, 28706, 32410, 33635, 35651, 37040, 38192, 38440, 40744, 42284, 47740, 50930, 51856, 52855, 53816, 57412, 64820, 67270, 71302, 71765, 73997, 76880, 81488, 84568, 95480, 100471, 101860, 105710, 107632, 114824, 129640, 134540, 142604, 143530, 147994, 157883, 169136, 178255, 190960, 200942, 203720, 211420, 229648, 259280, 269080, 285208, 287060, 295988, 315766, 356510, 369985, 401884, 407440, 422840, 444943, 502355, 538160, 570416, 574120, 591976, 631532, 713020, 739970, 789415, 803768, 845680, 889886, 1004710, 1105181, 1148240, 1183952, 1263064, 1426040, 1479940, 1578830, 1607536, 1779772, 2009420, 2210362, 2224715, 2526128, 2852080, 2959880, 3114601, 3157660, 3559544, 4018840, 4420724, 4449430, 4894373, 5525905, 5919760, 6229202, 6315320, 7119088, 8037680, 8841448, 8898860, 9788746, 11051810, 12458404, 12630640, 15573005, 17682896, 17797720, 19577492, 22103620, 24471865, 24916808, 31146010, 34260611, 35595440, 39154984, 44207240, 48943730, 49833616, 62292020, 68521222, 78309968, 88414480, 97887460, 124584040, 137042444, 171303055, 195774920, 249168080, 274084888, 342606110, 391549840, 548169776, 685212220, 1370424440, 2740848880]

約数ペア:

[(1, 2740848880), (2, 1370424440), (4, 685212220), (5, 548169776), (7, 391549840), (8, 342606110), (10, 274084888), (11, 249168080), (14, 195774920), (16, 171303055), (20, 137042444), (22, 124584040), (28, 97887460), (31, 88414480), (35, 78309968), (40, 68521222), (44, 62292020), (55, 49833616), (56, 48943730), (62, 44207240), (70, 39154984), (77, 35595440), (80, 34260611), (88, 31146010), (110, 24916808), (112, 24471865), (124, 22103620), (140, 19577492), (154, 17797720), (155, 17682896), (176, 15573005), (217, 12630640), (220, 12458404), (248, 11051810), (280, 9788746), (308, 8898860), (310, 8841448), (341, 8037680), (385, 7119088), (434, 6315320), (440, 6229202), (463, 5919760), (496, 5525905), (560, 4894373), (616, 4449430), (620, 4420724), (682, 4018840), (770, 3559544), (868, 3157660), (880, 3114601), (926, 2959880), (961, 2852080), (1085, 2526128), (1232, 2224715), (1240, 2210362), (1364, 2009420), (1540, 1779772), (1705, 1607536), (1736, 1578830), (1852, 1479940), (1922, 1426040), (2170, 1263064), (2315, 1183952), (2387, 1148240), (2480, 1105181), (2728, 1004710), (3080, 889886), (3241, 845680), (3410, 803768), (3472, 789415), (3704, 739970), (3844, 713020), (4340, 631532), (4630, 591976), (4774, 574120), (4805, 570416), (5093, 538160), (5456, 502355), (6160, 444943), (6482, 422840), (6727, 407440), (6820, 401884), (7408, 369985), (7688, 356510), (8680, 315766), (9260, 295988), (9548, 287060), (9610, 285208), (10186, 269080), (10571, 259280), (11935, 229648), (12964, 211420), (13454, 203720), (13640, 200942), (14353, 190960), (15376, 178255), (16205, 169136), (17360, 157883), (18520, 147994), (19096, 143530), (19220, 142604), (20372, 134540), (21142, 129640), (23870, 114824), (25465, 107632), (25928, 105710), (26908, 101860), (27280, 100471), (28706, 95480), (32410, 84568), (33635, 81488), (35651, 76880), (37040, 73997), (38192, 71765), (38440, 71302), (40744, 67270), (42284, 64820), (47740, 57412), (50930, 53816), (51856, 52855)]