1721445089280

素因数分解:

$2^{15}\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1630

約数の個数: 1024

約数和(自身を含む): 7021157760000

約数和(自身を除く): 5299712670720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 32, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 64, 68, 70, 76, 80, 84, 85, 95, 96, 102, 105, 112, 114, 119, 120, 128, 133, 136, 140, 152, 160, 168, 170, 190, 192, 204, 210, 224, 228, 238, 240, 255, 256, 266, 272, 280, 285, 304, 320, 323, 336, 340, 357, 380, 384, 399, 408, 420, 448, 456, 476, 480, 510, 512, 532, 544, 560, 570, 595, 608, 640, 646, 665, 672, 680, 714, 760, 768, 798, 816, 840, 896, 912, 952, 960, 969, 1020, 1024, 1064, 1088, 1120, 1140, 1190, 1216, 1280, 1292, 1330, 1344, 1360, 1428, 1520, 1536, 1549, 1596, 1615, 1632, 1680, 1785, 1792, 1824, 1904, 1920, 1938, 1995, 2040, 2048, 2128, 2176, 2240, 2261, 2280, 2380, 2432, 2560, 2584, 2660, 2688, 2720, 2856, 3040, 3072, 3098, 3192, 3230, 3264, 3360, 3570, 3584, 3648, 3808, 3840, 3876, 3990, 4080, 4096, 4256, 4352, 4480, 4522, 4560, 4647, 4760, 4845, 4864, 5120, 5168, 5320, 5376, 5440, 5712, 6080, 6144, 6196, 6384, 6460, 6528, 6720, 6783, 7140, 7168, 7296, 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約数ペア:

[(1, 1721445089280), (2, 860722544640), (3, 573815029760), (4, 430361272320), (5, 344289017856), (6, 286907514880), (7, 245920727040), (8, 215180636160), (10, 172144508928), (12, 143453757440), (14, 122960363520), (15, 114763005952), (16, 107590318080), (17, 101261475840), (19, 90602373120), (20, 86072254464), (21, 81973575680), (24, 71726878720), (28, 61480181760), (30, 57381502976), (32, 53795159040), (34, 50630737920), (35, 49184145408), (38, 45301186560), (40, 43036127232), (42, 40986787840), (48, 35863439360), (51, 33753825280), (56, 30740090880), (57, 30200791040), (60, 28690751488), (64, 26897579520), (68, 25315368960), (70, 24592072704), (76, 22650593280), (80, 21518063616), (84, 20493393920), (85, 20252295168), (95, 18120474624), (96, 17931719680), (102, 16876912640), (105, 16394715136), (112, 15370045440), (114, 15100395520), (119, 14465925120), (120, 14345375744), (128, 13448789760), (133, 12943196160), (136, 12657684480), (140, 12296036352), (152, 11325296640), (160, 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