681707520

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:615

約数の個数: 288

約数和(自身を含む): 2548891800

約数和(自身を除く): 1867184280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 569, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1138, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1707, 1872, 1920, 2048, 2080, 2276, 2304, 2340, 2496, 2560, 2845, 2880, 3072, 3120, 3328, 3414, 3744, 3840, 4160, 4552, 4608, 4680, 4992, 5120, 5121, 5690, 5760, 6144, 6240, 6656, 6828, 7397, 7488, 7680, 8320, 8535, 9104, 9216, 9360, 9984, 10240, 10242, 11380, 11520, 12480, 13312, 13656, 14794, 14976, 15360, 16640, 17070, 18208, 18432, 18720, 19968, 20484, 22191, 22760, 23040, 24960, 25605, 26624, 27312, 29588, 29952, 30720, 33280, 34140, 36416, 36985, 37440, 39936, 40968, 44382, 45520, 46080, 49920, 51210, 54624, 59176, 59904, 66560, 66573, 68280, 72832, 73970, 74880, 79872, 81936, 88764, 91040, 92160, 99840, 102420, 109248, 110955, 118352, 119808, 133120, 133146, 136560, 145664, 147940, 149760, 163872, 177528, 182080, 199680, 204840, 218496, 221910, 236704, 239616, 266292, 273120, 291328, 295880, 299520, 327744, 332865, 355056, 364160, 399360, 409680, 436992, 443820, 473408, 532584, 546240, 582656, 591760, 599040, 655488, 665730, 710112, 728320, 819360, 873984, 887640, 946816, 1065168, 1092480, 1165312, 1183520, 1198080, 1310976, 1331460, 1420224, 1456640, 1638720, 1747968, 1775280, 1893632, 2130336, 2184960, 2367040, 2621952, 2662920, 2840448, 2913280, 3277440, 3495936, 3550560, 3787264, 4260672, 4369920, 4734080, 5243904, 5325840, 5680896, 5826560, 6554880, 7101120, 7574528, 8521344, 8739840, 9468160, 10487808, 10651680, 11361792, 13109760, 14202240, 15149056, 17042688, 17479680, 18936320, 21303360, 22723584, 26219520, 28404480, 34085376, 37872640, 42606720, 45447168, 52439040, 56808960, 68170752, 75745280, 85213440, 113617920, 136341504, 170426880, 227235840, 340853760, 681707520]

約数ペア:

[(1, 681707520), (2, 340853760), (3, 227235840), (4, 170426880), (5, 136341504), (6, 113617920), (8, 85213440), (9, 75745280), (10, 68170752), (12, 56808960), (13, 52439040), (15, 45447168), (16, 42606720), (18, 37872640), (20, 34085376), (24, 28404480), (26, 26219520), (30, 22723584), (32, 21303360), (36, 18936320), (39, 17479680), (40, 17042688), (45, 15149056), (48, 14202240), (52, 13109760), (60, 11361792), (64, 10651680), (65, 10487808), (72, 9468160), (78, 8739840), (80, 8521344), (90, 7574528), (96, 7101120), (104, 6554880), (117, 5826560), (120, 5680896), (128, 5325840), (130, 5243904), (144, 4734080), (156, 4369920), (160, 4260672), (180, 3787264), (192, 3550560), (195, 3495936), (208, 3277440), (234, 2913280), (240, 2840448), (256, 2662920), (260, 2621952), (288, 2367040), (312, 2184960), (320, 2130336), (360, 1893632), (384, 1775280), (390, 1747968), (416, 1638720), (468, 1456640), (480, 1420224), (512, 1331460), (520, 1310976), (569, 1198080), (576, 1183520), (585, 1165312), (624, 1092480), (640, 1065168), (720, 946816), (768, 887640), (780, 873984), (832, 819360), (936, 728320), (960, 710112), (1024, 665730), (1040, 655488), (1138, 599040), (1152, 591760), (1170, 582656), (1248, 546240), (1280, 532584), (1440, 473408), (1536, 443820), (1560, 436992), (1664, 409680), (1707, 399360), (1872, 364160), (1920, 355056), (2048, 332865), (2080, 327744), (2276, 299520), (2304, 295880), (2340, 291328), (2496, 273120), (2560, 266292), (2845, 239616), (2880, 236704), (3072, 221910), (3120, 218496), (3328, 204840), (3414, 199680), (3744, 182080), (3840, 177528), (4160, 163872), (4552, 149760), (4608, 147940), (4680, 145664), (4992, 136560), (5120, 133146), (5121, 133120), (5690, 119808), (5760, 118352), (6144, 110955), (6240, 109248), (6656, 102420), (6828, 99840), (7397, 92160), (7488, 91040), (7680, 88764), (8320, 81936), (8535, 79872), (9104, 74880), (9216, 73970), (9360, 72832), (9984, 68280), (10240, 66573), (10242, 66560), (11380, 59904), (11520, 59176), (12480, 54624), (13312, 51210), (13656, 49920), (14794, 46080), (14976, 45520), (15360, 44382), (16640, 40968), (17070, 39936), (18208, 37440), (18432, 36985), (18720, 36416), (19968, 34140), (20484, 33280), (22191, 30720), (22760, 29952), (23040, 29588), (24960, 27312), (25605, 26624)]