271872720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17981}}^1$

素因数の和:18010

約数の個数: 160

約数和(自身を含む): 1070288640

約数和(自身を除く): 798415920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 17981, 35962, 53943, 71924, 89905, 107886, 125867, 143848, 161829, 179810, 215772, 251734, 269715, 287696, 323658, 359620, 377601, 431544, 485487, 503468, 539430, 629335, 647316, 719240, 755202, 809145, 863088, 970974, 1006936, 1078860, 1132803, 1258670, 1294632, 1438480, 1510404, 1618290, 1888005, 1941948, 2013872, 2157720, 2265606, 2427435, 2517340, 2589264, 3020808, 3236580, 3398409, 3776010, 3883896, 4315440, 4531212, 4854870, 5034680, 5664015, 6041616, 6473160, 6796818, 7552020, 7767792, 9062424, 9709740, 10069360, 11328030, 12946320, 13593636, 15104040, 16992045, 18124848, 19419480, 22656060, 27187272, 30208080, 33984090, 38838960, 45312120, 54374544, 67968180, 90624240, 135936360, 271872720]

約数ペア:

[(1, 271872720), (2, 135936360), (3, 90624240), (4, 67968180), (5, 54374544), (6, 45312120), (7, 38838960), (8, 33984090), (9, 30208080), (10, 27187272), (12, 22656060), (14, 19419480), (15, 18124848), (16, 16992045), (18, 15104040), (20, 13593636), (21, 12946320), (24, 11328030), (27, 10069360), (28, 9709740), (30, 9062424), (35, 7767792), (36, 7552020), (40, 6796818), (42, 6473160), (45, 6041616), (48, 5664015), (54, 5034680), (56, 4854870), (60, 4531212), (63, 4315440), (70, 3883896), (72, 3776010), (80, 3398409), (84, 3236580), (90, 3020808), (105, 2589264), (108, 2517340), (112, 2427435), (120, 2265606), (126, 2157720), (135, 2013872), (140, 1941948), (144, 1888005), (168, 1618290), (180, 1510404), (189, 1438480), (210, 1294632), (216, 1258670), (240, 1132803), (252, 1078860), (270, 1006936), (280, 970974), (315, 863088), (336, 809145), (360, 755202), (378, 719240), (420, 647316), (432, 629335), (504, 539430), (540, 503468), (560, 485487), (630, 431544), (720, 377601), (756, 359620), (840, 323658), (945, 287696), (1008, 269715), (1080, 251734), (1260, 215772), (1512, 179810), (1680, 161829), (1890, 143848), (2160, 125867), (2520, 107886), (3024, 89905), (3780, 71924), (5040, 53943), (7560, 35962), (15120, 17981)]