208076715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 474531840

約数和(自身を除く): 266455125

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 37, 45, 55, 63, 77, 99, 105, 111, 135, 165, 185, 189, 231, 259, 297, 315, 333, 385, 407, 495, 541, 555, 693, 777, 945, 999, 1155, 1221, 1295, 1485, 1623, 1665, 2035, 2079, 2331, 2705, 2849, 3465, 3663, 3787, 3885, 4869, 4995, 5951, 6105, 6993, 8115, 8547, 10395, 10989, 11361, 11655, 14245, 14607, 17853, 18315, 18935, 20017, 24345, 25641, 29755, 34083, 34965, 41657, 42735, 53559, 54945, 56805, 60051, 73035, 76923, 89265, 100085, 102249, 124971, 128205, 140119, 160677, 170415, 180153, 208285, 220187, 267795, 300255, 374913, 384615, 420357, 511245, 540459, 624855, 660561, 700595, 803385, 900765, 1100935, 1124739, 1261071, 1541309, 1874565, 1981683, 2101785, 2702295, 3302805, 3783213, 4623927, 5623695, 5945049, 6305355, 7706545, 9908415, 13871781, 18916065, 23119635, 29725245, 41615343, 69358905, 208076715]

約数ペア:

[(1, 208076715), (3, 69358905), (5, 41615343), (7, 29725245), (9, 23119635), (11, 18916065), (15, 13871781), (21, 9908415), (27, 7706545), (33, 6305355), (35, 5945049), (37, 5623695), (45, 4623927), (55, 3783213), (63, 3302805), (77, 2702295), (99, 2101785), (105, 1981683), (111, 1874565), (135, 1541309), (165, 1261071), (185, 1124739), (189, 1100935), (231, 900765), (259, 803385), (297, 700595), (315, 660561), (333, 624855), (385, 540459), (407, 511245), (495, 420357), (541, 384615), (555, 374913), (693, 300255), (777, 267795), (945, 220187), (999, 208285), (1155, 180153), (1221, 170415), (1295, 160677), (1485, 140119), (1623, 128205), (1665, 124971), (2035, 102249), (2079, 100085), (2331, 89265), (2705, 76923), (2849, 73035), (3465, 60051), (3663, 56805), (3787, 54945), (3885, 53559), (4869, 42735), (4995, 41657), (5951, 34965), (6105, 34083), (6993, 29755), (8115, 25641), (8547, 24345), (10395, 20017), (10989, 18935), (11361, 18315), (11655, 17853), (14245, 14607)]