262046720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 176

約数和(自身を含む): 704299008

約数和(自身を除く): 442252288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 127, 128, 130, 155, 160, 208, 248, 254, 256, 260, 310, 320, 403, 416, 496, 508, 512, 520, 620, 635, 640, 806, 832, 992, 1016, 1024, 1040, 1240, 1270, 1280, 1612, 1651, 1664, 1984, 2015, 2032, 2080, 2480, 2540, 2560, 3224, 3302, 3328, 3937, 3968, 4030, 4064, 4160, 4960, 5080, 5120, 6448, 6604, 6656, 7874, 7936, 8060, 8128, 8255, 8320, 9920, 10160, 12896, 13208, 13312, 15748, 15872, 16120, 16256, 16510, 16640, 19685, 19840, 20320, 25792, 26416, 31496, 31744, 32240, 32512, 33020, 33280, 39370, 39680, 40640, 51181, 51584, 52832, 62992, 64480, 65024, 66040, 66560, 78740, 79360, 81280, 102362, 103168, 105664, 125984, 128960, 130048, 132080, 157480, 158720, 162560, 204724, 206336, 211328, 251968, 255905, 257920, 264160, 314960, 325120, 409448, 412672, 422656, 503936, 511810, 515840, 528320, 629920, 650240, 818896, 845312, 1007872, 1023620, 1031680, 1056640, 1259840, 1637792, 1690624, 2015744, 2047240, 2063360, 2113280, 2519680, 3275584, 4031488, 4094480, 4226560, 5039360, 6551168, 8188960, 8453120, 10078720, 13102336, 16377920, 20157440, 26204672, 32755840, 52409344, 65511680, 131023360, 262046720]

約数ペア:

[(1, 262046720), (2, 131023360), (4, 65511680), (5, 52409344), (8, 32755840), (10, 26204672), (13, 20157440), (16, 16377920), (20, 13102336), (26, 10078720), (31, 8453120), (32, 8188960), (40, 6551168), (52, 5039360), (62, 4226560), (64, 4094480), (65, 4031488), (80, 3275584), (104, 2519680), (124, 2113280), (127, 2063360), (128, 2047240), (130, 2015744), (155, 1690624), (160, 1637792), (208, 1259840), (248, 1056640), (254, 1031680), (256, 1023620), (260, 1007872), (310, 845312), (320, 818896), (403, 650240), (416, 629920), (496, 528320), (508, 515840), (512, 511810), (520, 503936), (620, 422656), (635, 412672), (640, 409448), (806, 325120), (832, 314960), (992, 264160), (1016, 257920), (1024, 255905), (1040, 251968), (1240, 211328), (1270, 206336), (1280, 204724), (1612, 162560), (1651, 158720), (1664, 157480), (1984, 132080), (2015, 130048), (2032, 128960), (2080, 125984), (2480, 105664), (2540, 103168), (2560, 102362), (3224, 81280), (3302, 79360), (3328, 78740), (3937, 66560), (3968, 66040), (4030, 65024), (4064, 64480), (4160, 62992), (4960, 52832), (5080, 51584), (5120, 51181), (6448, 40640), (6604, 39680), (6656, 39370), (7874, 33280), (7936, 33020), (8060, 32512), (8128, 32240), (8255, 31744), (8320, 31496), (9920, 26416), (10160, 25792), (12896, 20320), (13208, 19840), (13312, 19685), (15748, 16640), (15872, 16510), (16120, 16256)]