1015431040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 2722567680

約数和(自身を除く): 1707136640

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, 260, 310, 320, 403, 416, 496, 508, 520, 620, 635, 640, 806, 832, 961, 992, 1016, 1040, 1240, 1270, 1612, 1651, 1664, 1922, 1984, 2015, 2032, 2080, 2480, 2540, 3224, 3302, 3844, 3937, 3968, 4030, 4064, 4160, 4805, 4960, 5080, 6448, 6604, 7688, 7874, 8060, 8128, 8255, 8320, 9610, 9920, 10160, 12493, 12896, 13208, 15376, 15748, 16120, 16256, 16510, 19220, 19685, 19840, 20320, 24986, 25792, 26416, 30752, 31496, 32240, 33020, 38440, 39370, 40640, 49972, 51181, 51584, 52832, 61504, 62465, 62992, 64480, 66040, 76880, 78740, 81280, 99944, 102362, 105664, 122047, 123008, 124930, 125984, 128960, 132080, 153760, 157480, 199888, 204724, 211328, 244094, 249860, 251968, 255905, 257920, 264160, 307520, 314960, 399776, 409448, 488188, 499720, 503936, 511810, 528320, 610235, 615040, 629920, 799552, 818896, 976376, 999440, 1023620, 1056640, 1220470, 1259840, 1586611, 1599104, 1637792, 1952752, 1998880, 2047240, 2440940, 2519680, 3173222, 3275584, 3905504, 3997760, 4094480, 4881880, 6346444, 6551168, 7811008, 7933055, 7995520, 8188960, 9763760, 12692888, 15622016, 15866110, 16377920, 19527520, 25385776, 31732220, 32755840, 39055040, 50771552, 63464440, 78110080, 101543104, 126928880, 203086208, 253857760, 507715520, 1015431040]

約数ペア:

[(1, 1015431040), (2, 507715520), (4, 253857760), (5, 203086208), (8, 126928880), (10, 101543104), (13, 78110080), (16, 63464440), (20, 50771552), (26, 39055040), (31, 32755840), (32, 31732220), (40, 25385776), (52, 19527520), (62, 16377920), (64, 15866110), (65, 15622016), (80, 12692888), (104, 9763760), (124, 8188960), (127, 7995520), (128, 7933055), (130, 7811008), (155, 6551168), (160, 6346444), (208, 4881880), (248, 4094480), (254, 3997760), (260, 3905504), (310, 3275584), (320, 3173222), (403, 2519680), (416, 2440940), (496, 2047240), (508, 1998880), (520, 1952752), (620, 1637792), (635, 1599104), (640, 1586611), (806, 1259840), (832, 1220470), (961, 1056640), (992, 1023620), (1016, 999440), (1040, 976376), (1240, 818896), (1270, 799552), (1612, 629920), (1651, 615040), (1664, 610235), (1922, 528320), (1984, 511810), (2015, 503936), (2032, 499720), (2080, 488188), (2480, 409448), (2540, 399776), (3224, 314960), (3302, 307520), (3844, 264160), (3937, 257920), (3968, 255905), (4030, 251968), (4064, 249860), (4160, 244094), (4805, 211328), (4960, 204724), (5080, 199888), (6448, 157480), (6604, 153760), (7688, 132080), (7874, 128960), (8060, 125984), (8128, 124930), (8255, 123008), (8320, 122047), (9610, 105664), (9920, 102362), (10160, 99944), (12493, 81280), (12896, 78740), (13208, 76880), (15376, 66040), (15748, 64480), (16120, 62992), (16256, 62465), (16510, 61504), (19220, 52832), (19685, 51584), (19840, 51181), (20320, 49972), (24986, 40640), (25792, 39370), (26416, 38440), (30752, 33020), (31496, 32240)]