64446320640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80687}}^1$

素因数の和:80732

約数の個数: 208

約数和(自身を含む): 222067577088

約数和(自身を除く): 157621256448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2048, 2080, 2496, 2560, 3072, 3120, 3328, 3840, 4096, 4160, 4992, 5120, 6144, 6240, 6656, 7680, 8320, 9984, 10240, 12288, 12480, 13312, 15360, 16640, 19968, 20480, 24960, 26624, 30720, 33280, 39936, 49920, 53248, 61440, 66560, 79872, 80687, 99840, 133120, 159744, 161374, 199680, 242061, 266240, 322748, 399360, 403435, 484122, 645496, 798720, 806870, 968244, 1048931, 1210305, 1290992, 1613740, 1936488, 2097862, 2420610, 2581984, 3146793, 3227480, 3872976, 4195724, 4841220, 5163968, 5244655, 6293586, 6454960, 7745952, 8391448, 9682440, 10327936, 10489310, 12587172, 12909920, 15491904, 15733965, 16782896, 19364880, 20655872, 20978620, 25174344, 25819840, 30983808, 31467930, 33565792, 38729760, 41311744, 41957240, 50348688, 51639680, 61967616, 62935860, 67131584, 77459520, 82623488, 83914480, 100697376, 103279360, 123935232, 125871720, 134263168, 154919040, 165246976, 167828960, 201394752, 206558720, 247870464, 251743440, 268526336, 309838080, 330493952, 335657920, 402789504, 413117440, 495740928, 503486880, 537052672, 619676160, 671315840, 805579008, 826234880, 991481856, 1006973760, 1074105344, 1239352320, 1342631680, 1611158016, 1652469760, 2013947520, 2148210688, 2478704640, 2685263360, 3222316032, 4027895040, 4296421376, 4957409280, 5370526720, 6444632064, 8055790080, 10741053440, 12889264128, 16111580160, 21482106880, 32223160320, 64446320640]

約数ペア:

[(1, 64446320640), (2, 32223160320), (3, 21482106880), (4, 16111580160), (5, 12889264128), (6, 10741053440), (8, 8055790080), (10, 6444632064), (12, 5370526720), (13, 4957409280), (15, 4296421376), (16, 4027895040), (20, 3222316032), (24, 2685263360), (26, 2478704640), (30, 2148210688), (32, 2013947520), (39, 1652469760), (40, 1611158016), (48, 1342631680), (52, 1239352320), (60, 1074105344), (64, 1006973760), (65, 991481856), (78, 826234880), (80, 805579008), (96, 671315840), (104, 619676160), (120, 537052672), (128, 503486880), (130, 495740928), (156, 413117440), (160, 402789504), (192, 335657920), (195, 330493952), (208, 309838080), (240, 268526336), (256, 251743440), (260, 247870464), (312, 206558720), (320, 201394752), (384, 167828960), (390, 165246976), (416, 154919040), (480, 134263168), (512, 125871720), (520, 123935232), (624, 103279360), (640, 100697376), (768, 83914480), (780, 82623488), (832, 77459520), (960, 67131584), (1024, 62935860), (1040, 61967616), (1248, 51639680), (1280, 50348688), (1536, 41957240), (1560, 41311744), (1664, 38729760), (1920, 33565792), (2048, 31467930), (2080, 30983808), (2496, 25819840), (2560, 25174344), (3072, 20978620), (3120, 20655872), (3328, 19364880), (3840, 16782896), (4096, 15733965), (4160, 15491904), (4992, 12909920), (5120, 12587172), (6144, 10489310), (6240, 10327936), (6656, 9682440), (7680, 8391448), (8320, 7745952), (9984, 6454960), (10240, 6293586), (12288, 5244655), (12480, 5163968), (13312, 4841220), (15360, 4195724), (16640, 3872976), (19968, 3227480), (20480, 3146793), (24960, 2581984), (26624, 2420610), (30720, 2097862), (33280, 1936488), (39936, 1613740), (49920, 1290992), (53248, 1210305), (61440, 1048931), (66560, 968244), (79872, 806870), (80687, 798720), (99840, 645496), (133120, 484122), (159744, 403435), (161374, 399360), (199680, 322748), (242061, 266240)]