1895744240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:647

約数の個数: 160

約数和(自身を含む): 4949016576

約数和(自身を除く): 3053272336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 127, 130, 155, 208, 248, 254, 260, 310, 403, 463, 496, 508, 520, 620, 635, 806, 926, 1016, 1040, 1240, 1270, 1612, 1651, 1852, 2015, 2032, 2315, 2480, 2540, 3224, 3302, 3704, 3937, 4030, 4630, 5080, 6019, 6448, 6604, 7408, 7874, 8060, 8255, 9260, 10160, 12038, 13208, 14353, 15748, 16120, 16510, 18520, 19685, 24076, 26416, 28706, 30095, 31496, 32240, 33020, 37040, 39370, 48152, 51181, 57412, 58801, 60190, 62992, 66040, 71765, 78740, 96304, 102362, 114824, 117602, 120380, 132080, 143530, 157480, 186589, 204724, 229648, 235204, 240760, 255905, 287060, 294005, 314960, 373178, 409448, 470408, 481520, 511810, 574120, 588010, 746356, 764413, 818896, 932945, 940816, 1023620, 1148240, 1176020, 1492712, 1528826, 1822831, 1865890, 2047240, 2352040, 2985424, 3057652, 3645662, 3731780, 3822065, 4094480, 4704080, 6115304, 7291324, 7463560, 7644130, 9114155, 12230608, 14582648, 14927120, 15288260, 18228310, 23696803, 29165296, 30576520, 36456620, 47393606, 61153040, 72913240, 94787212, 118484015, 145826480, 189574424, 236968030, 379148848, 473936060, 947872120, 1895744240]

約数ペア:

[(1, 1895744240), (2, 947872120), (4, 473936060), (5, 379148848), (8, 236968030), (10, 189574424), (13, 145826480), (16, 118484015), (20, 94787212), (26, 72913240), (31, 61153040), (40, 47393606), (52, 36456620), (62, 30576520), (65, 29165296), (80, 23696803), (104, 18228310), (124, 15288260), (127, 14927120), (130, 14582648), (155, 12230608), (208, 9114155), (248, 7644130), (254, 7463560), (260, 7291324), (310, 6115304), (403, 4704080), (463, 4094480), (496, 3822065), (508, 3731780), (520, 3645662), (620, 3057652), (635, 2985424), (806, 2352040), (926, 2047240), (1016, 1865890), (1040, 1822831), (1240, 1528826), (1270, 1492712), (1612, 1176020), (1651, 1148240), (1852, 1023620), (2015, 940816), (2032, 932945), (2315, 818896), (2480, 764413), (2540, 746356), (3224, 588010), (3302, 574120), (3704, 511810), (3937, 481520), (4030, 470408), (4630, 409448), (5080, 373178), (6019, 314960), (6448, 294005), (6604, 287060), (7408, 255905), (7874, 240760), (8060, 235204), (8255, 229648), (9260, 204724), (10160, 186589), (12038, 157480), (13208, 143530), (14353, 132080), (15748, 120380), (16120, 117602), (16510, 114824), (18520, 102362), (19685, 96304), (24076, 78740), (26416, 71765), (28706, 66040), (30095, 62992), (31496, 60190), (32240, 58801), (33020, 57412), (37040, 51181), (39370, 48152)]