240498720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 480

約数和(自身を含む): 1062585216

約数和(自身を除く): 822086496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 198, 210, 216, 220, 224, 231, 240, 241, 252, 264, 270, 280, 288, 297, 308, 315, 324, 330, 336, 352, 360, 378, 385, 396, 405, 420, 432, 440, 462, 480, 482, 495, 504, 528, 540, 560, 567, 594, 616, 630, 648, 660, 672, 693, 720, 723, 756, 770, 792, 810, 840, 864, 880, 891, 924, 945, 964, 990, 1008, 1056, 1080, 1120, 1134, 1155, 1188, 1205, 1232, 1260, 1296, 1320, 1386, 1440, 1446, 1485, 1512, 1540, 1584, 1620, 1680, 1687, 1760, 1782, 1848, 1890, 1928, 1980, 2016, 2079, 2160, 2169, 2268, 2310, 2376, 2410, 2464, 2520, 2592, 2640, 2651, 2772, 2835, 2892, 2970, 3024, 3080, 3168, 3240, 3360, 3374, 3465, 3564, 3615, 3696, 3780, 3856, 3960, 4158, 4320, 4338, 4455, 4536, 4620, 4752, 4820, 5040, 5061, 5280, 5302, 5544, 5670, 5784, 5940, 6048, 6160, 6237, 6480, 6507, 6748, 6930, 7128, 7230, 7392, 7560, 7712, 7920, 7953, 8316, 8435, 8676, 8910, 9072, 9240, 9504, 9640, 10080, 10122, 10395, 10604, 10845, 11088, 11340, 11568, 11880, 12320, 12474, 12960, 13014, 13255, 13496, 13860, 14256, 14460, 15120, 15183, 15840, 15906, 16632, 16870, 17352, 17820, 18144, 18480, 18557, 19280, 19521, 20244, 20790, 21208, 21690, 22176, 22680, 23136, 23760, 23859, 24948, 25305, 26028, 26510, 26992, 27720, 28512, 28920, 30240, 30366, 31185, 31812, 32535, 33264, 33740, 34704, 35640, 36960, 37114, 38560, 39042, 39765, 40488, 41580, 42416, 43380, 45360, 45549, 47520, 47718, 49896, 50610, 52056, 53020, 53984, 55440, 55671, 57840, 60732, 62370, 63624, 65070, 66528, 67480, 69408, 71280, 71577, 74228, 75915, 78084, 79530, 80976, 83160, 84832, 86760, 90720, 91098, 92785, 95436, 97605, 99792, 101220, 104112, 106040, 110880, 111342, 115680, 119295, 121464, 124740, 127248, 130140, 134960, 136647, 142560, 143154, 148456, 151830, 156168, 159060, 161952, 166320, 167013, 173520, 182196, 185570, 190872, 195210, 199584, 202440, 208224, 212080, 214731, 222684, 227745, 238590, 242928, 249480, 254496, 260280, 269920, 273294, 278355, 286308, 296912, 303660, 312336, 318120, 332640, 334026, 347040, 357885, 364392, 371140, 381744, 390420, 404880, 424160, 429462, 445368, 455490, 477180, 485856, 498960, 501039, 520560, 546588, 556710, 572616, 593824, 607320, 624672, 636240, 668052, 683235, 715770, 728784, 742280, 763488, 780840, 809760, 835065, 858924, 890736, 910980, 954360, 997920, 1002078, 1041120, 1073655, 1093176, 1113420, 1145232, 1214640, 1272480, 1336104, 1366470, 1431540, 1457568, 1484560, 1503117, 1561680, 1670130, 1717848, 1781472, 1821960, 1908720, 2004156, 2147310, 2186352, 2226840, 2290464, 2429280, 2505195, 2672208, 2732940, 2863080, 2969120, 3006234, 3123360, 3340260, 3435696, 3643920, 3817440, 4008312, 4294620, 4372704, 4453680, 5010390, 5344416, 5465880, 5726160, 6012468, 6680520, 6871392, 7287840, 7515585, 8016624, 8589240, 8907360, 10020780, 10931760, 11452320, 12024936, 13361040, 15031170, 16033248, 17178480, 20041560, 21863520, 24049872, 26722080, 30062340, 34356960, 40083120, 48099744, 60124680, 80166240, 120249360, 240498720]

約数ペア:

[(1, 240498720), (2, 120249360), (3, 80166240), (4, 60124680), (5, 48099744), (6, 40083120), (7, 34356960), (8, 30062340), (9, 26722080), (10, 24049872), (11, 21863520), (12, 20041560), (14, 17178480), (15, 16033248), (16, 15031170), (18, 13361040), (20, 12024936), (21, 11452320), (22, 10931760), (24, 10020780), (27, 8907360), (28, 8589240), (30, 8016624), (32, 7515585), (33, 7287840), (35, 6871392), (36, 6680520), (40, 6012468), (42, 5726160), (44, 5465880), (45, 5344416), (48, 5010390), (54, 4453680), (55, 4372704), (56, 4294620), (60, 4008312), (63, 3817440), (66, 3643920), (70, 3435696), (72, 3340260), (77, 3123360), (80, 3006234), (81, 2969120), (84, 2863080), (88, 2732940), (90, 2672208), (96, 2505195), (99, 2429280), (105, 2290464), (108, 2226840), (110, 2186352), (112, 2147310), (120, 2004156), (126, 1908720), (132, 1821960), (135, 1781472), (140, 1717848), (144, 1670130), (154, 1561680), (160, 1503117), (162, 1484560), (165, 1457568), (168, 1431540), (176, 1366470), (180, 1336104), (189, 1272480), (198, 1214640), (210, 1145232), (216, 1113420), (220, 1093176), (224, 1073655), (231, 1041120), (240, 1002078), (241, 997920), (252, 954360), (264, 910980), (270, 890736), (280, 858924), (288, 835065), (297, 809760), (308, 780840), (315, 763488), (324, 742280), (330, 728784), (336, 715770), (352, 683235), (360, 668052), (378, 636240), (385, 624672), (396, 607320), (405, 593824), (420, 572616), (432, 556710), (440, 546588), (462, 520560), (480, 501039), (482, 498960), (495, 485856), (504, 477180), (528, 455490), (540, 445368), (560, 429462), (567, 424160), (594, 404880), (616, 390420), (630, 381744), (648, 371140), (660, 364392), (672, 357885), (693, 347040), (720, 334026), (723, 332640), (756, 318120), (770, 312336), (792, 303660), (810, 296912), (840, 286308), (864, 278355), (880, 273294), (891, 269920), (924, 260280), (945, 254496), (964, 249480), (990, 242928), (1008, 238590), (1056, 227745), (1080, 222684), (1120, 214731), (1134, 212080), (1155, 208224), (1188, 202440), (1205, 199584), (1232, 195210), (1260, 190872), (1296, 185570), (1320, 182196), (1386, 173520), (1440, 167013), (1446, 166320), (1485, 161952), (1512, 159060), (1540, 156168), (1584, 151830), (1620, 148456), (1680, 143154), (1687, 142560), (1760, 136647), (1782, 134960), (1848, 130140), (1890, 127248), (1928, 124740), (1980, 121464), (2016, 119295), (2079, 115680), (2160, 111342), (2169, 110880), (2268, 106040), (2310, 104112), (2376, 101220), (2410, 99792), (2464, 97605), (2520, 95436), (2592, 92785), (2640, 91098), (2651, 90720), (2772, 86760), (2835, 84832), (2892, 83160), (2970, 80976), (3024, 79530), (3080, 78084), (3168, 75915), (3240, 74228), (3360, 71577), (3374, 71280), (3465, 69408), (3564, 67480), (3615, 66528), (3696, 65070), (3780, 63624), (3856, 62370), (3960, 60732), (4158, 57840), (4320, 55671), (4338, 55440), (4455, 53984), (4536, 53020), (4620, 52056), (4752, 50610), (4820, 49896), (5040, 47718), (5061, 47520), (5280, 45549), (5302, 45360), (5544, 43380), (5670, 42416), (5784, 41580), (5940, 40488), (6048, 39765), (6160, 39042), (6237, 38560), (6480, 37114), (6507, 36960), (6748, 35640), (6930, 34704), (7128, 33740), (7230, 33264), (7392, 32535), (7560, 31812), (7712, 31185), (7920, 30366), (7953, 30240), (8316, 28920), (8435, 28512), (8676, 27720), (8910, 26992), (9072, 26510), (9240, 26028), (9504, 25305), (9640, 24948), (10080, 23859), (10122, 23760), (10395, 23136), (10604, 22680), (10845, 22176), (11088, 21690), (11340, 21208), (11568, 20790), (11880, 20244), (12320, 19521), (12474, 19280), (12960, 18557), (13014, 18480), (13255, 18144), (13496, 17820), (13860, 17352), (14256, 16870), (14460, 16632), (15120, 15906), (15183, 15840)]