661358880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 576

約数和(自身を含む): 2861913600

約数和(自身を除く): 2200554720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 98, 103, 104, 105, 112, 117, 120, 126, 130, 140, 144, 147, 156, 160, 168, 180, 182, 195, 196, 206, 208, 210, 224, 234, 240, 245, 252, 260, 273, 280, 288, 294, 309, 312, 315, 336, 343, 360, 364, 390, 392, 412, 416, 420, 441, 455, 468, 480, 490, 504, 515, 520, 546, 560, 585, 588, 618, 624, 630, 637, 672, 686, 720, 721, 728, 735, 780, 784, 819, 824, 840, 882, 910, 927, 936, 980, 1008, 1029, 1030, 1040, 1092, 1120, 1170, 1176, 1236, 1248, 1260, 1274, 1339, 1365, 1372, 1440, 1442, 1456, 1470, 1545, 1560, 1568, 1638, 1648, 1680, 1715, 1764, 1820, 1854, 1872, 1911, 1960, 2016, 2058, 2060, 2080, 2163, 2184, 2205, 2340, 2352, 2472, 2520, 2548, 2678, 2730, 2744, 2884, 2912, 2940, 3087, 3090, 3120, 3185, 3276, 3296, 3360, 3430, 3528, 3605, 3640, 3708, 3744, 3822, 3920, 4017, 4095, 4116, 4120, 4326, 4368, 4410, 4459, 4635, 4680, 4704, 4944, 5040, 5047, 5096, 5145, 5356, 5460, 5488, 5733, 5768, 5880, 6174, 6180, 6240, 6370, 6489, 6552, 6695, 6860, 7056, 7210, 7280, 7416, 7644, 7840, 8034, 8190, 8232, 8240, 8652, 8736, 8820, 8918, 9270, 9360, 9373, 9555, 9888, 10080, 10094, 10192, 10290, 10712, 10815, 10920, 10976, 11466, 11536, 11760, 12051, 12348, 12360, 12740, 12978, 13104, 13377, 13390, 13720, 14112, 14420, 14560, 14832, 15141, 15288, 15435, 16068, 16380, 16464, 16480, 17304, 17640, 17836, 18540, 18720, 18746, 19110, 20085, 20188, 20384, 20580, 21424, 21630, 21840, 22295, 22932, 23072, 23520, 24102, 24696, 24720, 25235, 25480, 25956, 26208, 26754, 26780, 27440, 28119, 28665, 28840, 29664, 30282, 30576, 30870, 32136, 32445, 32760, 32928, 34608, 35280, 35329, 35672, 37080, 37492, 38220, 40131, 40170, 40376, 41160, 42848, 43260, 43680, 44590, 45423, 45864, 46865, 48204, 49392, 49440, 50470, 50960, 51912, 53508, 53560, 54880, 56238, 57330, 57680, 60255, 60564, 61152, 61740, 64272, 64890, 65520, 65611, 66885, 69216, 70560, 70658, 71344, 74160, 74984, 75705, 76440, 80262, 80340, 80752, 82320, 84357, 86520, 89180, 90846, 91728, 93730, 96408, 98784, 100940, 101920, 103824, 105987, 107016, 107120, 112476, 114660, 115360, 120510, 121128, 123480, 128544, 129780, 131040, 131222, 133770, 140595, 141316, 142688, 148320, 149968, 151410, 152880, 160524, 160680, 161504, 164640, 168714, 173040, 176645, 178360, 181692, 183456, 187460, 192816, 196833, 200655, 201880, 207648, 211974, 214032, 214240, 224952, 227115, 229320, 241020, 242256, 246960, 259560, 262444, 267540, 281190, 282632, 299936, 302820, 305760, 317961, 321048, 321360, 328055, 337428, 346080, 353290, 356720, 363384, 374920, 385632, 393666, 401310, 403760, 421785, 423948, 428064, 449904, 454230, 458640, 459277, 482040, 484512, 493920, 519120, 524888, 529935, 535080, 562380, 565264, 590499, 605640, 635922, 642096, 642720, 656110, 674856, 706580, 713440, 726768, 749840, 787332, 802620, 807520, 843570, 847896, 899808, 908460, 917280, 918554, 964080, 984165, 1038240, 1049776, 1059870, 1070160, 1124760, 1130528, 1180998, 1211280, 1271844, 1284192, 1312220, 1349712, 1377831, 1413160, 1453536, 1499680, 1574664, 1589805, 1605240, 1687140, 1695792, 1816920, 1837108, 1928160, 1968330, 2099552, 2119740, 2140320, 2249520, 2296385, 2361996, 2422560, 2543688, 2624440, 2699424, 2755662, 2826320, 2952495, 3149328, 3179610, 3210480, 3374280, 3391584, 3633840, 3674216, 3936660, 4133493, 4239480, 4499040, 4592770, 4723992, 5087376, 5248880, 5511324, 5652640, 5904990, 6298656, 6359220, 6420960, 6748560, 6889155, 7267680, 7348432, 7873320, 8266986, 8478960, 9185540, 9447984, 10174752, 10497760, 11022648, 11809980, 12718440, 13497120, 13778310, 14696864, 15746640, 16533972, 16957920, 18371080, 18895968, 20667465, 22045296, 23619960, 25436880, 27556620, 31493280, 33067944, 36742160, 41334930, 44090592, 47239920, 50873760, 55113240, 66135888, 73484320, 82669860, 94479840, 110226480, 132271776, 165339720, 220452960, 330679440, 661358880]

約数ペア:

[(1, 661358880), (2, 330679440), (3, 220452960), (4, 165339720), (5, 132271776), (6, 110226480), (7, 94479840), (8, 82669860), (9, 73484320), (10, 66135888), (12, 55113240), (13, 50873760), (14, 47239920), (15, 44090592), (16, 41334930), (18, 36742160), (20, 33067944), (21, 31493280), (24, 27556620), (26, 25436880), (28, 23619960), (30, 22045296), (32, 20667465), (35, 18895968), (36, 18371080), (39, 16957920), (40, 16533972), (42, 15746640), (45, 14696864), (48, 13778310), (49, 13497120), (52, 12718440), (56, 11809980), (60, 11022648), (63, 10497760), (65, 10174752), (70, 9447984), (72, 9185540), (78, 8478960), (80, 8266986), (84, 7873320), (90, 7348432), (91, 7267680), (96, 6889155), (98, 6748560), (103, 6420960), (104, 6359220), (105, 6298656), (112, 5904990), (117, 5652640), (120, 5511324), (126, 5248880), (130, 5087376), (140, 4723992), (144, 4592770), (147, 4499040), (156, 4239480), (160, 4133493), (168, 3936660), (180, 3674216), (182, 3633840), (195, 3391584), (196, 3374280), (206, 3210480), (208, 3179610), (210, 3149328), (224, 2952495), (234, 2826320), (240, 2755662), (245, 2699424), (252, 2624440), (260, 2543688), (273, 2422560), (280, 2361996), (288, 2296385), (294, 2249520), (309, 2140320), (312, 2119740), (315, 2099552), (336, 1968330), (343, 1928160), (360, 1837108), (364, 1816920), (390, 1695792), (392, 1687140), (412, 1605240), (416, 1589805), (420, 1574664), (441, 1499680), (455, 1453536), (468, 1413160), (480, 1377831), (490, 1349712), (504, 1312220), (515, 1284192), (520, 1271844), (546, 1211280), (560, 1180998), (585, 1130528), (588, 1124760), (618, 1070160), (624, 1059870), (630, 1049776), (637, 1038240), (672, 984165), (686, 964080), (720, 918554), (721, 917280), (728, 908460), (735, 899808), (780, 847896), (784, 843570), (819, 807520), (824, 802620), (840, 787332), (882, 749840), (910, 726768), (927, 713440), (936, 706580), (980, 674856), (1008, 656110), (1029, 642720), (1030, 642096), (1040, 635922), (1092, 605640), (1120, 590499), (1170, 565264), (1176, 562380), (1236, 535080), (1248, 529935), (1260, 524888), (1274, 519120), (1339, 493920), (1365, 484512), (1372, 482040), (1440, 459277), (1442, 458640), (1456, 454230), (1470, 449904), (1545, 428064), (1560, 423948), (1568, 421785), (1638, 403760), (1648, 401310), (1680, 393666), (1715, 385632), (1764, 374920), (1820, 363384), (1854, 356720), (1872, 353290), (1911, 346080), (1960, 337428), (2016, 328055), (2058, 321360), (2060, 321048), (2080, 317961), (2163, 305760), (2184, 302820), (2205, 299936), (2340, 282632), (2352, 281190), (2472, 267540), (2520, 262444), (2548, 259560), (2678, 246960), (2730, 242256), (2744, 241020), (2884, 229320), (2912, 227115), (2940, 224952), (3087, 214240), (3090, 214032), (3120, 211974), (3185, 207648), (3276, 201880), (3296, 200655), (3360, 196833), (3430, 192816), (3528, 187460), (3605, 183456), (3640, 181692), (3708, 178360), (3744, 176645), (3822, 173040), (3920, 168714), (4017, 164640), (4095, 161504), (4116, 160680), (4120, 160524), (4326, 152880), (4368, 151410), (4410, 149968), (4459, 148320), (4635, 142688), (4680, 141316), (4704, 140595), (4944, 133770), (5040, 131222), (5047, 131040), (5096, 129780), (5145, 128544), (5356, 123480), (5460, 121128), (5488, 120510), (5733, 115360), (5768, 114660), (5880, 112476), (6174, 107120), (6180, 107016), (6240, 105987), (6370, 103824), (6489, 101920), (6552, 100940), (6695, 98784), (6860, 96408), (7056, 93730), (7210, 91728), (7280, 90846), (7416, 89180), (7644, 86520), (7840, 84357), (8034, 82320), (8190, 80752), (8232, 80340), (8240, 80262), (8652, 76440), (8736, 75705), (8820, 74984), (8918, 74160), (9270, 71344), (9360, 70658), (9373, 70560), (9555, 69216), (9888, 66885), (10080, 65611), (10094, 65520), (10192, 64890), (10290, 64272), (10712, 61740), (10815, 61152), (10920, 60564), (10976, 60255), (11466, 57680), (11536, 57330), (11760, 56238), (12051, 54880), (12348, 53560), (12360, 53508), (12740, 51912), (12978, 50960), (13104, 50470), (13377, 49440), (13390, 49392), (13720, 48204), (14112, 46865), (14420, 45864), (14560, 45423), (14832, 44590), (15141, 43680), (15288, 43260), (15435, 42848), (16068, 41160), (16380, 40376), (16464, 40170), (16480, 40131), (17304, 38220), (17640, 37492), (17836, 37080), (18540, 35672), (18720, 35329), (18746, 35280), (19110, 34608), (20085, 32928), (20188, 32760), (20384, 32445), (20580, 32136), (21424, 30870), (21630, 30576), (21840, 30282), (22295, 29664), (22932, 28840), (23072, 28665), (23520, 28119), (24102, 27440), (24696, 26780), (24720, 26754), (25235, 26208), (25480, 25956)]