213310720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:233

約数の個数: 216

約数和(自身を含む): 629143200

約数和(自身を除く): 415832480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 179, 190, 196, 224, 245, 256, 266, 280, 304, 320, 358, 380, 392, 448, 490, 532, 560, 608, 640, 665, 716, 760, 784, 895, 896, 931, 980, 1064, 1120, 1216, 1253, 1280, 1330, 1432, 1520, 1568, 1790, 1792, 1862, 1960, 2128, 2240, 2432, 2506, 2660, 2864, 3040, 3136, 3401, 3580, 3724, 3920, 4256, 4480, 4655, 4864, 5012, 5320, 5728, 6080, 6265, 6272, 6802, 7160, 7448, 7840, 8512, 8771, 8960, 9310, 10024, 10640, 11456, 12160, 12530, 12544, 13604, 14320, 14896, 15680, 17005, 17024, 17542, 18620, 20048, 21280, 22912, 23807, 24320, 25060, 27208, 28640, 29792, 31360, 34010, 34048, 35084, 37240, 40096, 42560, 43855, 45824, 47614, 50120, 54416, 57280, 59584, 62720, 68020, 70168, 74480, 80192, 85120, 87710, 95228, 100240, 108832, 114560, 119035, 119168, 136040, 140336, 148960, 160384, 166649, 170240, 175420, 190456, 200480, 217664, 229120, 238070, 238336, 272080, 280672, 297920, 320768, 333298, 350840, 380912, 400960, 435328, 476140, 544160, 561344, 595840, 666596, 701680, 761824, 801920, 833245, 870656, 952280, 1088320, 1122688, 1191680, 1333192, 1403360, 1523648, 1603840, 1666490, 1904560, 2176640, 2245376, 2666384, 2806720, 3047296, 3332980, 3809120, 4353280, 5332768, 5613440, 6094592, 6665960, 7618240, 10665536, 11226880, 13331920, 15236480, 21331072, 26663840, 30472960, 42662144, 53327680, 106655360, 213310720]

約数ペア:

[(1, 213310720), (2, 106655360), (4, 53327680), (5, 42662144), (7, 30472960), (8, 26663840), (10, 21331072), (14, 15236480), (16, 13331920), (19, 11226880), (20, 10665536), (28, 7618240), (32, 6665960), (35, 6094592), (38, 5613440), (40, 5332768), (49, 4353280), (56, 3809120), (64, 3332980), (70, 3047296), (76, 2806720), (80, 2666384), (95, 2245376), (98, 2176640), (112, 1904560), (128, 1666490), (133, 1603840), (140, 1523648), (152, 1403360), (160, 1333192), (179, 1191680), (190, 1122688), (196, 1088320), (224, 952280), (245, 870656), (256, 833245), (266, 801920), (280, 761824), (304, 701680), (320, 666596), (358, 595840), (380, 561344), (392, 544160), (448, 476140), (490, 435328), (532, 400960), (560, 380912), (608, 350840), (640, 333298), (665, 320768), (716, 297920), (760, 280672), (784, 272080), (895, 238336), (896, 238070), (931, 229120), (980, 217664), (1064, 200480), (1120, 190456), (1216, 175420), (1253, 170240), (1280, 166649), (1330, 160384), (1432, 148960), (1520, 140336), (1568, 136040), (1790, 119168), (1792, 119035), (1862, 114560), (1960, 108832), (2128, 100240), (2240, 95228), (2432, 87710), (2506, 85120), (2660, 80192), (2864, 74480), (3040, 70168), (3136, 68020), (3401, 62720), (3580, 59584), (3724, 57280), (3920, 54416), (4256, 50120), (4480, 47614), (4655, 45824), (4864, 43855), (5012, 42560), (5320, 40096), (5728, 37240), (6080, 35084), (6265, 34048), (6272, 34010), (6802, 31360), (7160, 29792), (7448, 28640), (7840, 27208), (8512, 25060), (8771, 24320), (8960, 23807), (9310, 22912), (10024, 21280), (10640, 20048), (11456, 18620), (12160, 17542), (12530, 17024), (12544, 17005), (13604, 15680), (14320, 14896)]