53681760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3389}}^1$

素因数の和:3421

約数の個数: 144

約数和(自身を含む): 199901520

約数和(自身を除く): 146219760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3389, 3960, 5280, 6778, 7920, 10167, 13556, 15840, 16945, 20334, 27112, 30501, 33890, 37279, 40668, 50835, 54224, 61002, 67780, 74558, 81336, 101670, 108448, 111837, 122004, 135560, 149116, 152505, 162672, 186395, 203340, 223674, 244008, 271120, 298232, 305010, 325344, 335511, 372790, 406680, 447348, 488016, 542240, 559185, 596464, 610020, 671022, 745580, 813360, 894696, 976032, 1118370, 1192928, 1220040, 1342044, 1491160, 1626720, 1677555, 1789392, 2236740, 2440080, 2684088, 2982320, 3355110, 3578784, 4473480, 4880160, 5368176, 5964640, 6710220, 8946960, 10736352, 13420440, 17893920, 26840880, 53681760]

約数ペア:

[(1, 53681760), (2, 26840880), (3, 17893920), (4, 13420440), (5, 10736352), (6, 8946960), (8, 6710220), (9, 5964640), (10, 5368176), (11, 4880160), (12, 4473480), (15, 3578784), (16, 3355110), (18, 2982320), (20, 2684088), (22, 2440080), (24, 2236740), (30, 1789392), (32, 1677555), (33, 1626720), (36, 1491160), (40, 1342044), (44, 1220040), (45, 1192928), (48, 1118370), (55, 976032), (60, 894696), (66, 813360), (72, 745580), (80, 671022), (88, 610020), (90, 596464), (96, 559185), (99, 542240), (110, 488016), (120, 447348), (132, 406680), (144, 372790), (160, 335511), (165, 325344), (176, 305010), (180, 298232), (198, 271120), (220, 244008), (240, 223674), (264, 203340), (288, 186395), (330, 162672), (352, 152505), (360, 149116), (396, 135560), (440, 122004), (480, 111837), (495, 108448), (528, 101670), (660, 81336), (720, 74558), (792, 67780), (880, 61002), (990, 54224), (1056, 50835), (1320, 40668), (1440, 37279), (1584, 33890), (1760, 30501), (1980, 27112), (2640, 20334), (3168, 16945), (3389, 15840), (3960, 13556), (5280, 10167), (6778, 7920)]