64517040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:297

約数の個数: 320

約数和(自身を含む): 269982720

約数和(自身を除く): 205465680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 238, 240, 251, 252, 255, 270, 272, 280, 306, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 476, 502, 504, 510, 540, 560, 595, 612, 630, 680, 714, 720, 753, 756, 765, 816, 840, 918, 945, 952, 1004, 1008, 1020, 1071, 1080, 1190, 1224, 1255, 1260, 1360, 1428, 1506, 1512, 1530, 1680, 1757, 1785, 1836, 1890, 1904, 2008, 2040, 2142, 2160, 2259, 2295, 2380, 2448, 2510, 2520, 2856, 3012, 3024, 3060, 3213, 3514, 3570, 3672, 3765, 3780, 4016, 4080, 4267, 4284, 4518, 4590, 4760, 5020, 5040, 5271, 5355, 5712, 6024, 6120, 6426, 6777, 7028, 7140, 7344, 7530, 7560, 8534, 8568, 8785, 9036, 9180, 9520, 10040, 10542, 10710, 11295, 12048, 12240, 12801, 12852, 13554, 14056, 14280, 15060, 15120, 15813, 16065, 17068, 17136, 17570, 18072, 18360, 20080, 21084, 21335, 21420, 22590, 25602, 25704, 26355, 27108, 28112, 28560, 29869, 30120, 31626, 32130, 33885, 34136, 35140, 36144, 36720, 38403, 42168, 42670, 42840, 45180, 47439, 51204, 51408, 52710, 54216, 59738, 60240, 63252, 64005, 64260, 67770, 68272, 70280, 76806, 79065, 84336, 85340, 85680, 89607, 90360, 94878, 102408, 105420, 108432, 115209, 119476, 126504, 128010, 128520, 135540, 140560, 149345, 153612, 158130, 170680, 179214, 180720, 189756, 192015, 204816, 210840, 230418, 237195, 238952, 253008, 256020, 257040, 268821, 271080, 298690, 307224, 316260, 341360, 358428, 379512, 384030, 421680, 448035, 460836, 474390, 477904, 512040, 537642, 542160, 576045, 597380, 614448, 632520, 716856, 759024, 768060, 806463, 896070, 921672, 948780, 1024080, 1075284, 1152090, 1194760, 1265040, 1344105, 1433712, 1536120, 1612926, 1792140, 1843344, 1897560, 2150568, 2304180, 2389520, 2688210, 3072240, 3225852, 3584280, 3795120, 4032315, 4301136, 4608360, 5376420, 6451704, 7168560, 8064630, 9216720, 10752840, 12903408, 16129260, 21505680, 32258520, 64517040]

約数ペア:

[(1, 64517040), (2, 32258520), (3, 21505680), (4, 16129260), (5, 12903408), (6, 10752840), (7, 9216720), (8, 8064630), (9, 7168560), (10, 6451704), (12, 5376420), (14, 4608360), (15, 4301136), (16, 4032315), (17, 3795120), (18, 3584280), (20, 3225852), (21, 3072240), (24, 2688210), (27, 2389520), (28, 2304180), (30, 2150568), (34, 1897560), (35, 1843344), (36, 1792140), (40, 1612926), (42, 1536120), (45, 1433712), (48, 1344105), (51, 1265040), (54, 1194760), (56, 1152090), (60, 1075284), (63, 1024080), (68, 948780), (70, 921672), (72, 896070), (80, 806463), (84, 768060), (85, 759024), (90, 716856), (102, 632520), (105, 614448), (108, 597380), (112, 576045), (119, 542160), (120, 537642), (126, 512040), (135, 477904), (136, 474390), (140, 460836), (144, 448035), (153, 421680), (168, 384030), (170, 379512), (180, 358428), (189, 341360), (204, 316260), (210, 307224), (216, 298690), (238, 271080), (240, 268821), (251, 257040), (252, 256020), (255, 253008), (270, 238952), (272, 237195), (280, 230418), (306, 210840), (315, 204816), (336, 192015), (340, 189756), (357, 180720), (360, 179214), (378, 170680), (408, 158130), (420, 153612), (432, 149345), (459, 140560), (476, 135540), (502, 128520), (504, 128010), (510, 126504), (540, 119476), (560, 115209), (595, 108432), (612, 105420), (630, 102408), (680, 94878), (714, 90360), (720, 89607), (753, 85680), (756, 85340), (765, 84336), (816, 79065), (840, 76806), (918, 70280), (945, 68272), (952, 67770), (1004, 64260), (1008, 64005), (1020, 63252), (1071, 60240), (1080, 59738), (1190, 54216), (1224, 52710), (1255, 51408), (1260, 51204), (1360, 47439), (1428, 45180), (1506, 42840), (1512, 42670), (1530, 42168), (1680, 38403), (1757, 36720), (1785, 36144), (1836, 35140), (1890, 34136), (1904, 33885), (2008, 32130), (2040, 31626), (2142, 30120), (2160, 29869), (2259, 28560), (2295, 28112), (2380, 27108), (2448, 26355), (2510, 25704), (2520, 25602), (2856, 22590), (3012, 21420), (3024, 21335), (3060, 21084), (3213, 20080), (3514, 18360), (3570, 18072), (3672, 17570), (3765, 17136), (3780, 17068), (4016, 16065), (4080, 15813), (4267, 15120), (4284, 15060), (4518, 14280), (4590, 14056), (4760, 13554), (5020, 12852), (5040, 12801), (5271, 12240), (5355, 12048), (5712, 11295), (6024, 10710), (6120, 10542), (6426, 10040), (6777, 9520), (7028, 9180), (7140, 9036), (7344, 8785), (7530, 8568), (7560, 8534)]