661832640

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 448

約数和(自身を含む): 2762219520

約数和(自身を除く): 2100386880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 160, 168, 180, 186, 189, 192, 210, 216, 217, 224, 240, 248, 252, 270, 279, 280, 288, 310, 315, 320, 336, 353, 360, 372, 378, 420, 432, 434, 448, 465, 480, 496, 504, 540, 558, 560, 576, 620, 630, 651, 672, 706, 720, 744, 756, 837, 840, 864, 868, 930, 945, 960, 992, 1008, 1059, 1080, 1085, 1116, 1120, 1240, 1260, 1302, 1344, 1395, 1412, 1440, 1488, 1512, 1674, 1680, 1728, 1736, 1765, 1860, 1890, 1953, 1984, 2016, 2118, 2160, 2170, 2232, 2240, 2471, 2480, 2520, 2604, 2790, 2824, 2880, 2976, 3024, 3177, 3255, 3348, 3360, 3472, 3530, 3720, 3780, 3906, 4032, 4185, 4236, 4320, 4340, 4464, 4942, 4960, 5040, 5208, 5295, 5580, 5648, 5859, 5952, 6048, 6354, 6510, 6696, 6720, 6944, 7060, 7413, 7440, 7560, 7812, 8370, 8472, 8640, 8680, 8928, 9531, 9765, 9884, 9920, 10080, 10416, 10590, 10943, 11160, 11296, 11718, 12096, 12355, 12708, 13020, 13392, 13888, 14120, 14826, 14880, 15120, 15624, 15885, 16740, 16944, 17360, 17856, 19062, 19530, 19768, 20160, 20832, 21180, 21886, 22239, 22320, 22592, 23436, 24710, 25416, 26040, 26784, 28240, 29295, 29652, 29760, 30240, 31248, 31770, 32829, 33480, 33888, 34720, 37065, 38124, 39060, 39536, 41664, 42360, 43772, 44478, 44640, 46872, 47655, 49420, 50832, 52080, 53568, 54715, 56480, 58590, 59304, 60480, 62496, 63540, 65658, 66717, 66960, 67776, 69440, 74130, 76248, 76601, 78120, 79072, 84720, 87544, 88956, 89280, 93744, 95310, 98487, 98840, 101664, 104160, 109430, 111195, 112960, 117180, 118608, 124992, 127080, 131316, 133434, 133920, 148260, 152496, 153202, 156240, 158144, 164145, 169440, 175088, 177912, 187488, 190620, 196974, 197680, 203328, 208320, 218860, 222390, 229803, 234360, 237216, 254160, 262632, 266868, 267840, 295461, 296520, 304992, 306404, 312480, 328290, 333585, 338880, 350176, 355824, 374976, 381240, 383005, 393948, 395360, 437720, 444780, 459606, 468720, 474432, 492435, 508320, 525264, 533736, 590922, 593040, 609984, 612808, 624960, 656580, 667170, 689409, 700352, 711648, 762480, 766010, 787896, 790720, 875440, 889560, 919212, 937440, 984870, 1016640, 1050528, 1067472, 1149015, 1181844, 1186080, 1225616, 1313160, 1334340, 1378818, 1423296, 1477305, 1524960, 1532020, 1575792, 1750880, 1779120, 1838424, 1874880, 1969740, 2068227, 2101056, 2134944, 2298030, 2363688, 2372160, 2451232, 2626320, 2668680, 2757636, 2954610, 3049920, 3064040, 3151584, 3447045, 3501760, 3558240, 3676848, 3939480, 4136454, 4269888, 4596060, 4727376, 4902464, 5252640, 5337360, 5515272, 5909220, 6128080, 6303168, 6894090, 7116480, 7353696, 7878960, 8272908, 9192120, 9454752, 10341135, 10505280, 10674720, 11030544, 11818440, 12256160, 13788180, 14707392, 15757920, 16545816, 18384240, 18909504, 20682270, 21349440, 22061088, 23636880, 24512320, 27576360, 31515840, 33091632, 36768480, 41364540, 44122176, 47273760, 55152720, 66183264, 73536960, 82729080, 94547520, 110305440, 132366528, 165458160, 220610880, 330916320, 661832640]

約数ペア:

[(1, 661832640), (2, 330916320), (3, 220610880), (4, 165458160), (5, 132366528), (6, 110305440), (7, 94547520), (8, 82729080), (9, 73536960), (10, 66183264), (12, 55152720), (14, 47273760), (15, 44122176), (16, 41364540), (18, 36768480), (20, 33091632), (21, 31515840), (24, 27576360), (27, 24512320), (28, 23636880), (30, 22061088), (31, 21349440), (32, 20682270), (35, 18909504), (36, 18384240), (40, 16545816), (42, 15757920), (45, 14707392), (48, 13788180), (54, 12256160), (56, 11818440), (60, 11030544), (62, 10674720), (63, 10505280), (64, 10341135), (70, 9454752), (72, 9192120), (80, 8272908), (84, 7878960), (90, 7353696), (93, 7116480), (96, 6894090), (105, 6303168), (108, 6128080), (112, 5909220), (120, 5515272), (124, 5337360), (126, 5252640), (135, 4902464), (140, 4727376), (144, 4596060), (155, 4269888), (160, 4136454), (168, 3939480), (180, 3676848), (186, 3558240), (189, 3501760), (192, 3447045), (210, 3151584), (216, 3064040), (217, 3049920), (224, 2954610), (240, 2757636), (248, 2668680), (252, 2626320), (270, 2451232), (279, 2372160), (280, 2363688), (288, 2298030), (310, 2134944), (315, 2101056), (320, 2068227), (336, 1969740), (353, 1874880), (360, 1838424), (372, 1779120), (378, 1750880), (420, 1575792), (432, 1532020), (434, 1524960), (448, 1477305), (465, 1423296), (480, 1378818), (496, 1334340), (504, 1313160), (540, 1225616), (558, 1186080), (560, 1181844), (576, 1149015), (620, 1067472), (630, 1050528), (651, 1016640), (672, 984870), (706, 937440), (720, 919212), (744, 889560), (756, 875440), (837, 790720), (840, 787896), (864, 766010), (868, 762480), (930, 711648), (945, 700352), (960, 689409), (992, 667170), (1008, 656580), (1059, 624960), (1080, 612808), (1085, 609984), (1116, 593040), (1120, 590922), (1240, 533736), (1260, 525264), (1302, 508320), (1344, 492435), (1395, 474432), (1412, 468720), (1440, 459606), (1488, 444780), (1512, 437720), (1674, 395360), (1680, 393948), (1728, 383005), (1736, 381240), (1765, 374976), (1860, 355824), (1890, 350176), (1953, 338880), (1984, 333585), (2016, 328290), (2118, 312480), (2160, 306404), (2170, 304992), (2232, 296520), (2240, 295461), (2471, 267840), (2480, 266868), (2520, 262632), (2604, 254160), (2790, 237216), (2824, 234360), (2880, 229803), (2976, 222390), (3024, 218860), (3177, 208320), (3255, 203328), (3348, 197680), (3360, 196974), (3472, 190620), (3530, 187488), (3720, 177912), (3780, 175088), (3906, 169440), (4032, 164145), (4185, 158144), (4236, 156240), (4320, 153202), (4340, 152496), (4464, 148260), (4942, 133920), (4960, 133434), (5040, 131316), (5208, 127080), (5295, 124992), (5580, 118608), (5648, 117180), (5859, 112960), (5952, 111195), (6048, 109430), (6354, 104160), (6510, 101664), (6696, 98840), (6720, 98487), (6944, 95310), (7060, 93744), (7413, 89280), (7440, 88956), (7560, 87544), (7812, 84720), (8370, 79072), (8472, 78120), (8640, 76601), (8680, 76248), (8928, 74130), (9531, 69440), (9765, 67776), (9884, 66960), (9920, 66717), (10080, 65658), (10416, 63540), (10590, 62496), (10943, 60480), (11160, 59304), (11296, 58590), (11718, 56480), (12096, 54715), (12355, 53568), (12708, 52080), (13020, 50832), (13392, 49420), (13888, 47655), (14120, 46872), (14826, 44640), (14880, 44478), (15120, 43772), (15624, 42360), (15885, 41664), (16740, 39536), (16944, 39060), (17360, 38124), (17856, 37065), (19062, 34720), (19530, 33888), (19768, 33480), (20160, 32829), (20832, 31770), (21180, 31248), (21886, 30240), (22239, 29760), (22320, 29652), (22592, 29295), (23436, 28240), (24710, 26784), (25416, 26040)]