212912960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 168

約数和(自身を含む): 571170816

約数和(自身を除く): 358257856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 127, 130, 155, 160, 169, 208, 248, 254, 260, 310, 320, 338, 403, 416, 496, 508, 520, 620, 635, 676, 806, 832, 845, 992, 1016, 1040, 1240, 1270, 1352, 1612, 1651, 1690, 1984, 2015, 2032, 2080, 2480, 2540, 2704, 3224, 3302, 3380, 3937, 4030, 4064, 4160, 4960, 5080, 5239, 5408, 6448, 6604, 6760, 7874, 8060, 8128, 8255, 9920, 10160, 10478, 10816, 12896, 13208, 13520, 15748, 16120, 16510, 19685, 20320, 20956, 21463, 25792, 26195, 26416, 27040, 31496, 32240, 33020, 39370, 40640, 41912, 42926, 51181, 52390, 52832, 54080, 62992, 64480, 66040, 78740, 83824, 85852, 102362, 104780, 105664, 107315, 125984, 128960, 132080, 157480, 167648, 171704, 204724, 209560, 214630, 251968, 255905, 264160, 314960, 335296, 343408, 409448, 419120, 429260, 511810, 528320, 629920, 665353, 686816, 818896, 838240, 858520, 1023620, 1259840, 1330706, 1373632, 1637792, 1676480, 1717040, 2047240, 2661412, 3275584, 3326765, 3434080, 4094480, 5322824, 6653530, 6868160, 8188960, 10645648, 13307060, 16377920, 21291296, 26614120, 42582592, 53228240, 106456480, 212912960]

約数ペア:

[(1, 212912960), (2, 106456480), (4, 53228240), (5, 42582592), (8, 26614120), (10, 21291296), (13, 16377920), (16, 13307060), (20, 10645648), (26, 8188960), (31, 6868160), (32, 6653530), (40, 5322824), (52, 4094480), (62, 3434080), (64, 3326765), (65, 3275584), (80, 2661412), (104, 2047240), (124, 1717040), (127, 1676480), (130, 1637792), (155, 1373632), (160, 1330706), (169, 1259840), (208, 1023620), (248, 858520), (254, 838240), (260, 818896), (310, 686816), (320, 665353), (338, 629920), (403, 528320), (416, 511810), (496, 429260), (508, 419120), (520, 409448), (620, 343408), (635, 335296), (676, 314960), (806, 264160), (832, 255905), (845, 251968), (992, 214630), (1016, 209560), (1040, 204724), (1240, 171704), (1270, 167648), (1352, 157480), (1612, 132080), (1651, 128960), (1690, 125984), (1984, 107315), (2015, 105664), (2032, 104780), (2080, 102362), (2480, 85852), (2540, 83824), (2704, 78740), (3224, 66040), (3302, 64480), (3380, 62992), (3937, 54080), (4030, 52832), (4064, 52390), (4160, 51181), (4960, 42926), (5080, 41912), (5239, 40640), (5408, 39370), (6448, 33020), (6604, 32240), (6760, 31496), (7874, 27040), (8060, 26416), (8128, 26195), (8255, 25792), (9920, 21463), (10160, 20956), (10478, 20320), (10816, 19685), (12896, 16510), (13208, 16120), (13520, 15748)]