71688760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 193052160

約数和(自身を除く): 121363400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 83, 88, 104, 110, 130, 143, 151, 166, 220, 260, 286, 302, 332, 415, 440, 520, 572, 604, 664, 715, 755, 830, 913, 1079, 1144, 1208, 1430, 1510, 1660, 1661, 1826, 1963, 2158, 2860, 3020, 3320, 3322, 3652, 3926, 4316, 4565, 5395, 5720, 6040, 6644, 7304, 7852, 8305, 8632, 9130, 9815, 10790, 11869, 12533, 13288, 15704, 16610, 18260, 19630, 21580, 21593, 23738, 25066, 33220, 36520, 39260, 43160, 43186, 47476, 50132, 59345, 62665, 66440, 78520, 86372, 94952, 100264, 107965, 118690, 125330, 137863, 162929, 172744, 215930, 237380, 250660, 275726, 325858, 431860, 474760, 501320, 551452, 651716, 689315, 814645, 863720, 1102904, 1303432, 1378630, 1629290, 1792219, 2757260, 3258580, 3584438, 5514520, 6517160, 7168876, 8961095, 14337752, 17922190, 35844380, 71688760]

約数ペア:

[(1, 71688760), (2, 35844380), (4, 17922190), (5, 14337752), (8, 8961095), (10, 7168876), (11, 6517160), (13, 5514520), (20, 3584438), (22, 3258580), (26, 2757260), (40, 1792219), (44, 1629290), (52, 1378630), (55, 1303432), (65, 1102904), (83, 863720), (88, 814645), (104, 689315), (110, 651716), (130, 551452), (143, 501320), (151, 474760), (166, 431860), (220, 325858), (260, 275726), (286, 250660), (302, 237380), (332, 215930), (415, 172744), (440, 162929), (520, 137863), (572, 125330), (604, 118690), (664, 107965), (715, 100264), (755, 94952), (830, 86372), (913, 78520), (1079, 66440), (1144, 62665), (1208, 59345), (1430, 50132), (1510, 47476), (1660, 43186), (1661, 43160), (1826, 39260), (1963, 36520), (2158, 33220), (2860, 25066), (3020, 23738), (3320, 21593), (3322, 21580), (3652, 19630), (3926, 18260), (4316, 16610), (4565, 15704), (5395, 13288), (5720, 12533), (6040, 11869), (6644, 10790), (7304, 9815), (7852, 9130), (8305, 8632)]