631111680

素因数分解:

$2^{17}\times 3^2\times 5^1\times {\mathrm{107}}^1$

素因数の和:152

約数の個数: 216

約数和(自身を含む): 2208292632

約数和(自身を除く): 1577180952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 128, 144, 160, 180, 192, 214, 240, 256, 288, 320, 321, 360, 384, 428, 480, 512, 535, 576, 640, 642, 720, 768, 856, 960, 963, 1024, 1070, 1152, 1280, 1284, 1440, 1536, 1605, 1712, 1920, 1926, 2048, 2140, 2304, 2560, 2568, 2880, 3072, 3210, 3424, 3840, 3852, 4096, 4280, 4608, 4815, 5120, 5136, 5760, 6144, 6420, 6848, 7680, 7704, 8192, 8560, 9216, 9630, 10240, 10272, 11520, 12288, 12840, 13696, 15360, 15408, 16384, 17120, 18432, 19260, 20480, 20544, 23040, 24576, 25680, 27392, 30720, 30816, 32768, 34240, 36864, 38520, 40960, 41088, 46080, 49152, 51360, 54784, 61440, 61632, 65536, 68480, 73728, 77040, 81920, 82176, 92160, 98304, 102720, 109568, 122880, 123264, 131072, 136960, 147456, 154080, 163840, 164352, 184320, 196608, 205440, 219136, 245760, 246528, 273920, 294912, 308160, 327680, 328704, 368640, 393216, 410880, 438272, 491520, 493056, 547840, 589824, 616320, 655360, 657408, 737280, 821760, 876544, 983040, 986112, 1095680, 1179648, 1232640, 1314816, 1474560, 1643520, 1753088, 1966080, 1972224, 2191360, 2465280, 2629632, 2949120, 3287040, 3506176, 3944448, 4382720, 4930560, 5259264, 5898240, 6574080, 7012352, 7888896, 8765440, 9861120, 10518528, 13148160, 14024704, 15777792, 17530880, 19722240, 21037056, 26296320, 31555584, 35061760, 39444480, 42074112, 52592640, 63111168, 70123520, 78888960, 105185280, 126222336, 157777920, 210370560, 315555840, 631111680]

約数ペア:

[(1, 631111680), (2, 315555840), (3, 210370560), (4, 157777920), (5, 126222336), (6, 105185280), (8, 78888960), (9, 70123520), (10, 63111168), (12, 52592640), (15, 42074112), (16, 39444480), (18, 35061760), (20, 31555584), (24, 26296320), (30, 21037056), (32, 19722240), (36, 17530880), (40, 15777792), (45, 14024704), (48, 13148160), (60, 10518528), (64, 9861120), (72, 8765440), (80, 7888896), (90, 7012352), (96, 6574080), (107, 5898240), (120, 5259264), (128, 4930560), (144, 4382720), (160, 3944448), (180, 3506176), (192, 3287040), (214, 2949120), (240, 2629632), (256, 2465280), (288, 2191360), (320, 1972224), (321, 1966080), (360, 1753088), (384, 1643520), (428, 1474560), (480, 1314816), (512, 1232640), (535, 1179648), (576, 1095680), (640, 986112), (642, 983040), (720, 876544), (768, 821760), (856, 737280), (960, 657408), (963, 655360), (1024, 616320), (1070, 589824), (1152, 547840), (1280, 493056), (1284, 491520), (1440, 438272), (1536, 410880), (1605, 393216), (1712, 368640), (1920, 328704), (1926, 327680), (2048, 308160), (2140, 294912), (2304, 273920), (2560, 246528), (2568, 245760), (2880, 219136), (3072, 205440), (3210, 196608), (3424, 184320), (3840, 164352), (3852, 163840), (4096, 154080), (4280, 147456), (4608, 136960), (4815, 131072), (5120, 123264), (5136, 122880), (5760, 109568), (6144, 102720), (6420, 98304), (6848, 92160), (7680, 82176), (7704, 81920), (8192, 77040), (8560, 73728), (9216, 68480), (9630, 65536), (10240, 61632), (10272, 61440), (11520, 54784), (12288, 51360), (12840, 49152), (13696, 46080), (15360, 41088), (15408, 40960), (16384, 38520), (17120, 36864), (18432, 34240), (19260, 32768), (20480, 30816), (20544, 30720), (23040, 27392), (24576, 25680)]