209313720

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{839}}^1$

素因数の和:880

約数の個数: 320

約数和(自身を含む): 878169600

約数和(自身を除く): 668855880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 81, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 162, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 324, 330, 360, 378, 385, 396, 405, 420, 440, 462, 495, 504, 540, 567, 594, 616, 630, 648, 660, 693, 756, 770, 792, 810, 839, 840, 891, 924, 945, 990, 1080, 1134, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1620, 1678, 1782, 1848, 1890, 1980, 2079, 2268, 2310, 2376, 2517, 2520, 2772, 2835, 2970, 3080, 3240, 3356, 3465, 3564, 3780, 3960, 4158, 4195, 4455, 4536, 4620, 5034, 5544, 5670, 5873, 5940, 6237, 6712, 6930, 7128, 7551, 7560, 8316, 8390, 8910, 9229, 9240, 10068, 10395, 11340, 11746, 11880, 12474, 12585, 13860, 15102, 16632, 16780, 17619, 17820, 18458, 20136, 20790, 22653, 22680, 23492, 24948, 25170, 27687, 27720, 29365, 30204, 31185, 33560, 35238, 35640, 36916, 37755, 41580, 45306, 46145, 46984, 49896, 50340, 52857, 55374, 58730, 60408, 62370, 64603, 67959, 70476, 73832, 75510, 83061, 83160, 88095, 90612, 92290, 100680, 105714, 110748, 113265, 117460, 124740, 129206, 135918, 138435, 140952, 151020, 158571, 166122, 176190, 181224, 184580, 193809, 211428, 221496, 226530, 234920, 249183, 249480, 258412, 264285, 271836, 276870, 302040, 317142, 323015, 332244, 339795, 352380, 369160, 387618, 415305, 422856, 453060, 475713, 498366, 516824, 528570, 543672, 553740, 581427, 634284, 646030, 664488, 679590, 704760, 747549, 775236, 792855, 830610, 906120, 951426, 969045, 996732, 1057140, 1107480, 1162854, 1245915, 1268568, 1292060, 1359180, 1495098, 1550472, 1585710, 1661220, 1744281, 1902852, 1938090, 1993464, 2114280, 2325708, 2378565, 2491830, 2584120, 2718360, 2907135, 2990196, 3171420, 3322440, 3488562, 3737745, 3805704, 3876180, 4651416, 4757130, 4983660, 5232843, 5814270, 5980392, 6342840, 6977124, 7475490, 7752360, 8721405, 9514260, 9967320, 10465686, 11628540, 13954248, 14950980, 17442810, 19028520, 20931372, 23257080, 26164215, 29901960, 34885620, 41862744, 52328430, 69771240, 104656860, 209313720]

約数ペア:

[(1, 209313720), (2, 104656860), (3, 69771240), (4, 52328430), (5, 41862744), (6, 34885620), (7, 29901960), (8, 26164215), (9, 23257080), (10, 20931372), (11, 19028520), (12, 17442810), (14, 14950980), (15, 13954248), (18, 11628540), (20, 10465686), (21, 9967320), (22, 9514260), (24, 8721405), (27, 7752360), (28, 7475490), (30, 6977124), (33, 6342840), (35, 5980392), (36, 5814270), (40, 5232843), (42, 4983660), (44, 4757130), (45, 4651416), (54, 3876180), (55, 3805704), (56, 3737745), (60, 3488562), (63, 3322440), (66, 3171420), (70, 2990196), (72, 2907135), (77, 2718360), (81, 2584120), (84, 2491830), (88, 2378565), (90, 2325708), (99, 2114280), (105, 1993464), (108, 1938090), (110, 1902852), (120, 1744281), (126, 1661220), (132, 1585710), (135, 1550472), (140, 1495098), (154, 1359180), (162, 1292060), (165, 1268568), (168, 1245915), (180, 1162854), (189, 1107480), (198, 1057140), (210, 996732), (216, 969045), (220, 951426), (231, 906120), (252, 830610), (264, 792855), (270, 775236), (280, 747549), (297, 704760), (308, 679590), (315, 664488), (324, 646030), (330, 634284), (360, 581427), (378, 553740), (385, 543672), (396, 528570), (405, 516824), (420, 498366), (440, 475713), (462, 453060), (495, 422856), (504, 415305), (540, 387618), (567, 369160), (594, 352380), (616, 339795), (630, 332244), (648, 323015), (660, 317142), (693, 302040), (756, 276870), (770, 271836), (792, 264285), (810, 258412), (839, 249480), (840, 249183), (891, 234920), (924, 226530), (945, 221496), (990, 211428), (1080, 193809), (1134, 184580), (1155, 181224), (1188, 176190), (1260, 166122), (1320, 158571), (1386, 151020), (1485, 140952), (1512, 138435), (1540, 135918), (1620, 129206), (1678, 124740), (1782, 117460), (1848, 113265), (1890, 110748), (1980, 105714), (2079, 100680), (2268, 92290), (2310, 90612), (2376, 88095), (2517, 83160), (2520, 83061), (2772, 75510), (2835, 73832), (2970, 70476), (3080, 67959), (3240, 64603), (3356, 62370), (3465, 60408), (3564, 58730), (3780, 55374), (3960, 52857), (4158, 50340), (4195, 49896), (4455, 46984), (4536, 46145), (4620, 45306), (5034, 41580), (5544, 37755), (5670, 36916), (5873, 35640), (5940, 35238), (6237, 33560), (6712, 31185), (6930, 30204), (7128, 29365), (7551, 27720), (7560, 27687), (8316, 25170), (8390, 24948), (8910, 23492), (9229, 22680), (9240, 22653), (10068, 20790), (10395, 20136), (11340, 18458), (11746, 17820), (11880, 17619), (12474, 16780), (12585, 16632), (13860, 15102)]