81416280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1667}}^1$

素因数の和:1729

約数の個数: 128

約数和(自身を含む): 273818880

約数和(自身を除く): 192402600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 555, 660, 740, 814, 888, 1110, 1221, 1320, 1480, 1628, 1667, 2035, 2220, 2442, 3256, 3334, 4070, 4440, 4884, 5001, 6105, 6668, 8140, 8335, 9768, 10002, 12210, 13336, 16280, 16670, 18337, 20004, 24420, 25005, 33340, 36674, 40008, 48840, 50010, 55011, 61679, 66680, 73348, 91685, 100020, 110022, 123358, 146696, 183370, 185037, 200040, 220044, 246716, 275055, 308395, 366740, 370074, 440088, 493432, 550110, 616790, 678469, 733480, 740148, 925185, 1100220, 1233580, 1356938, 1480296, 1850370, 2035407, 2200440, 2467160, 2713876, 3392345, 3700740, 4070814, 5427752, 6784690, 7401480, 8141628, 10177035, 13569380, 16283256, 20354070, 27138760, 40708140, 81416280]

約数ペア:

[(1, 81416280), (2, 40708140), (3, 27138760), (4, 20354070), (5, 16283256), (6, 13569380), (8, 10177035), (10, 8141628), (11, 7401480), (12, 6784690), (15, 5427752), (20, 4070814), (22, 3700740), (24, 3392345), (30, 2713876), (33, 2467160), (37, 2200440), (40, 2035407), (44, 1850370), (55, 1480296), (60, 1356938), (66, 1233580), (74, 1100220), (88, 925185), (110, 740148), (111, 733480), (120, 678469), (132, 616790), (148, 550110), (165, 493432), (185, 440088), (220, 370074), (222, 366740), (264, 308395), (296, 275055), (330, 246716), (370, 220044), (407, 200040), (440, 185037), (444, 183370), (555, 146696), (660, 123358), (740, 110022), (814, 100020), (888, 91685), (1110, 73348), (1221, 66680), (1320, 61679), (1480, 55011), (1628, 50010), (1667, 48840), (2035, 40008), (2220, 36674), (2442, 33340), (3256, 25005), (3334, 24420), (4070, 20004), (4440, 18337), (4884, 16670), (5001, 16280), (6105, 13336), (6668, 12210), (8140, 10002), (8335, 9768)]