1310489600

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 264

約数和(自身を含む): 3801328128

約数和(自身を除く): 2490838528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 103, 112, 128, 140, 142, 160, 175, 200, 206, 224, 256, 280, 284, 320, 350, 355, 400, 412, 448, 497, 512, 515, 560, 568, 640, 700, 710, 721, 800, 824, 896, 994, 1024, 1030, 1120, 1136, 1280, 1400, 1420, 1442, 1600, 1648, 1775, 1792, 1988, 2060, 2240, 2272, 2485, 2560, 2575, 2800, 2840, 2884, 3200, 3296, 3550, 3584, 3605, 3976, 4120, 4480, 4544, 4970, 5120, 5150, 5600, 5680, 5768, 6400, 6592, 7100, 7168, 7210, 7313, 7952, 8240, 8960, 9088, 9940, 10300, 11200, 11360, 11536, 12425, 12800, 13184, 14200, 14420, 14626, 15904, 16480, 17920, 18025, 18176, 19880, 20600, 22400, 22720, 23072, 24850, 25600, 26368, 28400, 28840, 29252, 31808, 32960, 35840, 36050, 36352, 36565, 39760, 41200, 44800, 45440, 46144, 49700, 51191, 52736, 56800, 57680, 58504, 63616, 65920, 72100, 72704, 73130, 79520, 82400, 89600, 90880, 92288, 99400, 102382, 105472, 113600, 115360, 117008, 127232, 131840, 144200, 146260, 159040, 164800, 179200, 181760, 182825, 184576, 198800, 204764, 227200, 230720, 234016, 254464, 255955, 263680, 288400, 292520, 318080, 329600, 363520, 365650, 369152, 397600, 409528, 454400, 461440, 468032, 508928, 511910, 527360, 576800, 585040, 636160, 659200, 731300, 738304, 795200, 819056, 908800, 922880, 936064, 1023820, 1153600, 1170080, 1272320, 1279775, 1318400, 1462600, 1590400, 1638112, 1817600, 1845760, 1872128, 2047640, 2307200, 2340160, 2544640, 2559550, 2636800, 2925200, 3180800, 3276224, 3691520, 3744256, 4095280, 4614400, 4680320, 5119100, 5850400, 6361600, 6552448, 7488512, 8190560, 9228800, 9360640, 10238200, 11700800, 12723200, 13104896, 16381120, 18457600, 18721280, 20476400, 23401600, 26209792, 32762240, 37442560, 40952800, 46803200, 52419584, 65524480, 81905600, 93606400, 131048960, 163811200, 187212800, 262097920, 327622400, 655244800, 1310489600]

約数ペア:

[(1, 1310489600), (2, 655244800), (4, 327622400), (5, 262097920), (7, 187212800), (8, 163811200), (10, 131048960), (14, 93606400), (16, 81905600), (20, 65524480), (25, 52419584), (28, 46803200), (32, 40952800), (35, 37442560), (40, 32762240), (50, 26209792), (56, 23401600), (64, 20476400), (70, 18721280), (71, 18457600), (80, 16381120), (100, 13104896), (103, 12723200), (112, 11700800), (128, 10238200), (140, 9360640), (142, 9228800), (160, 8190560), (175, 7488512), (200, 6552448), (206, 6361600), (224, 5850400), (256, 5119100), (280, 4680320), (284, 4614400), (320, 4095280), (350, 3744256), (355, 3691520), (400, 3276224), (412, 3180800), (448, 2925200), (497, 2636800), (512, 2559550), (515, 2544640), (560, 2340160), (568, 2307200), (640, 2047640), (700, 1872128), (710, 1845760), (721, 1817600), (800, 1638112), (824, 1590400), (896, 1462600), (994, 1318400), (1024, 1279775), (1030, 1272320), (1120, 1170080), (1136, 1153600), (1280, 1023820), (1400, 936064), (1420, 922880), (1442, 908800), (1600, 819056), (1648, 795200), (1775, 738304), (1792, 731300), (1988, 659200), (2060, 636160), (2240, 585040), (2272, 576800), (2485, 527360), (2560, 511910), (2575, 508928), (2800, 468032), (2840, 461440), (2884, 454400), (3200, 409528), (3296, 397600), (3550, 369152), (3584, 365650), (3605, 363520), (3976, 329600), (4120, 318080), (4480, 292520), (4544, 288400), (4970, 263680), (5120, 255955), (5150, 254464), (5600, 234016), (5680, 230720), (5768, 227200), (6400, 204764), (6592, 198800), (7100, 184576), (7168, 182825), (7210, 181760), (7313, 179200), (7952, 164800), (8240, 159040), (8960, 146260), (9088, 144200), (9940, 131840), (10300, 127232), (11200, 117008), (11360, 115360), (11536, 113600), (12425, 105472), (12800, 102382), (13184, 99400), (14200, 92288), (14420, 90880), (14626, 89600), (15904, 82400), (16480, 79520), (17920, 73130), (18025, 72704), (18176, 72100), (19880, 65920), (20600, 63616), (22400, 58504), (22720, 57680), (23072, 56800), (24850, 52736), (25600, 51191), (26368, 49700), (28400, 46144), (28840, 45440), (29252, 44800), (31808, 41200), (32960, 39760), (35840, 36565), (36050, 36352)]