64888320

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 320

約数和(自身を含む): 254555136

約数和(自身を除く): 189666816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 71, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 142, 160, 168, 170, 192, 204, 210, 213, 224, 238, 240, 255, 256, 272, 280, 284, 320, 336, 340, 355, 357, 384, 408, 420, 426, 448, 476, 480, 497, 510, 512, 544, 560, 568, 595, 640, 672, 680, 710, 714, 768, 816, 840, 852, 896, 952, 960, 994, 1020, 1065, 1088, 1120, 1136, 1190, 1207, 1280, 1344, 1360, 1420, 1428, 1491, 1536, 1632, 1680, 1704, 1785, 1792, 1904, 1920, 1988, 2040, 2130, 2176, 2240, 2272, 2380, 2414, 2485, 2560, 2688, 2720, 2840, 2856, 2982, 3264, 3360, 3408, 3570, 3584, 3621, 3808, 3840, 3976, 4080, 4260, 4352, 4480, 4544, 4760, 4828, 4970, 5376, 5440, 5680, 5712, 5964, 6035, 6528, 6720, 6816, 7140, 7242, 7455, 7616, 7680, 7952, 8160, 8449, 8520, 8704, 8960, 9088, 9520, 9656, 9940, 10752, 10880, 11360, 11424, 11928, 12070, 13056, 13440, 13632, 14280, 14484, 14910, 15232, 15904, 16320, 16898, 17040, 17920, 18105, 18176, 19040, 19312, 19880, 21760, 22720, 22848, 23856, 24140, 25347, 26112, 26880, 27264, 28560, 28968, 29820, 30464, 31808, 32640, 33796, 34080, 36210, 36352, 38080, 38624, 39760, 42245, 43520, 45440, 45696, 47712, 48280, 50694, 53760, 54528, 57120, 57936, 59640, 60928, 63616, 65280, 67592, 68160, 72420, 76160, 77248, 79520, 84490, 90880, 91392, 95424, 96560, 101388, 109056, 114240, 115872, 119280, 126735, 127232, 130560, 135184, 136320, 144840, 152320, 154496, 159040, 168980, 181760, 182784, 190848, 193120, 202776, 228480, 231744, 238560, 253470, 254464, 270368, 272640, 289680, 304640, 308992, 318080, 337960, 381696, 386240, 405552, 456960, 463488, 477120, 506940, 540736, 545280, 579360, 617984, 636160, 675920, 763392, 772480, 811104, 913920, 926976, 954240, 1013880, 1081472, 1158720, 1272320, 1351840, 1544960, 1622208, 1853952, 1908480, 2027760, 2162944, 2317440, 2703680, 3089920, 3244416, 3816960, 4055520, 4325888, 4634880, 5407360, 6488832, 8111040, 9269760, 10814720, 12977664, 16222080, 21629440, 32444160, 64888320]

約数ペア:

[(1, 64888320), (2, 32444160), (3, 21629440), (4, 16222080), (5, 12977664), (6, 10814720), (7, 9269760), (8, 8111040), (10, 6488832), (12, 5407360), (14, 4634880), (15, 4325888), (16, 4055520), (17, 3816960), (20, 3244416), (21, 3089920), (24, 2703680), (28, 2317440), (30, 2162944), (32, 2027760), (34, 1908480), (35, 1853952), (40, 1622208), (42, 1544960), (48, 1351840), (51, 1272320), (56, 1158720), (60, 1081472), (64, 1013880), (68, 954240), (70, 926976), (71, 913920), (80, 811104), (84, 772480), (85, 763392), (96, 675920), (102, 636160), (105, 617984), (112, 579360), (119, 545280), (120, 540736), (128, 506940), (136, 477120), (140, 463488), (142, 456960), (160, 405552), (168, 386240), (170, 381696), (192, 337960), (204, 318080), (210, 308992), (213, 304640), (224, 289680), (238, 272640), (240, 270368), (255, 254464), (256, 253470), (272, 238560), (280, 231744), (284, 228480), (320, 202776), (336, 193120), (340, 190848), (355, 182784), (357, 181760), (384, 168980), (408, 159040), (420, 154496), (426, 152320), (448, 144840), (476, 136320), (480, 135184), (497, 130560), (510, 127232), (512, 126735), (544, 119280), (560, 115872), (568, 114240), (595, 109056), (640, 101388), (672, 96560), (680, 95424), (710, 91392), (714, 90880), (768, 84490), (816, 79520), (840, 77248), (852, 76160), (896, 72420), (952, 68160), (960, 67592), (994, 65280), (1020, 63616), (1065, 60928), (1088, 59640), (1120, 57936), (1136, 57120), (1190, 54528), (1207, 53760), (1280, 50694), (1344, 48280), (1360, 47712), (1420, 45696), (1428, 45440), (1491, 43520), (1536, 42245), (1632, 39760), (1680, 38624), (1704, 38080), (1785, 36352), (1792, 36210), (1904, 34080), (1920, 33796), (1988, 32640), (2040, 31808), (2130, 30464), (2176, 29820), (2240, 28968), (2272, 28560), (2380, 27264), (2414, 26880), (2485, 26112), (2560, 25347), (2688, 24140), (2720, 23856), (2840, 22848), (2856, 22720), (2982, 21760), (3264, 19880), (3360, 19312), (3408, 19040), (3570, 18176), (3584, 18105), (3621, 17920), (3808, 17040), (3840, 16898), (3976, 16320), (4080, 15904), (4260, 15232), (4352, 14910), (4480, 14484), (4544, 14280), (4760, 13632), (4828, 13440), (4970, 13056), (5376, 12070), (5440, 11928), (5680, 11424), (5712, 11360), (5964, 10880), (6035, 10752), (6528, 9940), (6720, 9656), (6816, 9520), (7140, 9088), (7242, 8960), (7455, 8704), (7616, 8520), (7680, 8449), (7952, 8160)]