208719720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17569}}^1$

素因数の和:17600

約数の個数: 128

約数和(自身を含む): 759024000

約数和(自身を除く): 550304280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 17569, 35138, 52707, 70276, 87845, 105414, 140552, 158121, 175690, 193259, 210828, 263535, 316242, 351380, 386518, 421656, 474363, 527070, 579777, 632484, 702760, 773036, 790605, 948726, 966295, 1054140, 1159554, 1264968, 1546072, 1581210, 1739331, 1897452, 1932590, 2108280, 2319108, 2371815, 2898885, 3162420, 3478662, 3794904, 3865180, 4638216, 4743630, 5217993, 5797770, 6324840, 6957324, 7730360, 8696655, 9487260, 10435986, 11595540, 13914648, 17393310, 18974520, 20871972, 23191080, 26089965, 34786620, 41743944, 52179930, 69573240, 104359860, 208719720]

約数ペア:

[(1, 208719720), (2, 104359860), (3, 69573240), (4, 52179930), (5, 41743944), (6, 34786620), (8, 26089965), (9, 23191080), (10, 20871972), (11, 18974520), (12, 17393310), (15, 13914648), (18, 11595540), (20, 10435986), (22, 9487260), (24, 8696655), (27, 7730360), (30, 6957324), (33, 6324840), (36, 5797770), (40, 5217993), (44, 4743630), (45, 4638216), (54, 3865180), (55, 3794904), (60, 3478662), (66, 3162420), (72, 2898885), (88, 2371815), (90, 2319108), (99, 2108280), (108, 1932590), (110, 1897452), (120, 1739331), (132, 1581210), (135, 1546072), (165, 1264968), (180, 1159554), (198, 1054140), (216, 966295), (220, 948726), (264, 790605), (270, 773036), (297, 702760), (330, 632484), (360, 579777), (396, 527070), (440, 474363), (495, 421656), (540, 386518), (594, 351380), (660, 316242), (792, 263535), (990, 210828), (1080, 193259), (1188, 175690), (1320, 158121), (1485, 140552), (1980, 105414), (2376, 87845), (2970, 70276), (3960, 52707), (5940, 35138), (11880, 17569)]