254855160

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 320

約数和(自身を含む): 1038121920

約数和(自身を除く): 783266760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 81, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 162, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 324, 340, 357, 360, 378, 405, 408, 420, 459, 476, 504, 510, 540, 567, 595, 612, 630, 648, 661, 680, 714, 756, 765, 810, 840, 918, 945, 952, 1020, 1071, 1080, 1134, 1190, 1224, 1260, 1322, 1377, 1428, 1512, 1530, 1620, 1785, 1836, 1890, 1983, 2040, 2142, 2268, 2295, 2380, 2520, 2644, 2754, 2835, 2856, 3060, 3213, 3240, 3305, 3570, 3672, 3780, 3966, 4284, 4536, 4590, 4627, 4760, 5288, 5355, 5508, 5670, 5949, 6120, 6426, 6610, 6885, 7140, 7560, 7932, 8568, 9180, 9254, 9639, 9915, 10710, 11016, 11237, 11340, 11898, 12852, 13220, 13770, 13881, 14280, 15864, 16065, 17847, 18360, 18508, 19278, 19830, 21420, 22474, 22680, 23135, 23796, 25704, 26440, 27540, 27762, 29745, 32130, 33711, 35694, 37016, 38556, 39660, 41643, 42840, 44948, 46270, 47592, 48195, 53541, 55080, 55524, 56185, 59490, 64260, 67422, 69405, 71388, 77112, 78659, 79320, 83286, 89235, 89896, 92540, 96390, 101133, 107082, 111048, 112370, 118980, 124929, 128520, 134844, 138810, 142776, 157318, 166572, 168555, 178470, 185080, 192780, 202266, 208215, 214164, 224740, 235977, 237960, 249858, 267705, 269688, 277620, 303399, 314636, 333144, 337110, 356940, 374787, 385560, 393295, 404532, 416430, 428328, 449480, 471954, 499716, 505665, 535410, 555240, 606798, 624645, 629272, 674220, 707931, 713880, 749574, 786590, 809064, 832860, 910197, 943908, 999432, 1011330, 1070820, 1179885, 1213596, 1249290, 1348440, 1415862, 1499148, 1516995, 1573180, 1665720, 1820394, 1873935, 1887816, 2022660, 2123793, 2141640, 2359770, 2427192, 2498580, 2831724, 2998296, 3033990, 3146360, 3539655, 3640788, 3747870, 4045320, 4247586, 4550985, 4719540, 4997160, 5663448, 6067980, 6371379, 7079310, 7281576, 7495740, 8495172, 9101970, 9439080, 10618965, 12135960, 12742758, 14158620, 14991480, 16990344, 18203940, 21237930, 25485516, 28317240, 31856895, 36407880, 42475860, 50971032, 63713790, 84951720, 127427580, 254855160]

約数ペア:

[(1, 254855160), (2, 127427580), (3, 84951720), (4, 63713790), (5, 50971032), (6, 42475860), (7, 36407880), (8, 31856895), (9, 28317240), (10, 25485516), (12, 21237930), (14, 18203940), (15, 16990344), (17, 14991480), (18, 14158620), (20, 12742758), (21, 12135960), (24, 10618965), (27, 9439080), (28, 9101970), (30, 8495172), (34, 7495740), (35, 7281576), (36, 7079310), (40, 6371379), (42, 6067980), (45, 5663448), (51, 4997160), (54, 4719540), (56, 4550985), (60, 4247586), (63, 4045320), (68, 3747870), (70, 3640788), (72, 3539655), (81, 3146360), (84, 3033990), (85, 2998296), (90, 2831724), (102, 2498580), (105, 2427192), (108, 2359770), (119, 2141640), (120, 2123793), (126, 2022660), (135, 1887816), (136, 1873935), (140, 1820394), (153, 1665720), (162, 1573180), (168, 1516995), (170, 1499148), (180, 1415862), (189, 1348440), (204, 1249290), (210, 1213596), (216, 1179885), (238, 1070820), (252, 1011330), (255, 999432), (270, 943908), (280, 910197), (306, 832860), (315, 809064), (324, 786590), (340, 749574), (357, 713880), (360, 707931), (378, 674220), (405, 629272), (408, 624645), (420, 606798), (459, 555240), (476, 535410), (504, 505665), (510, 499716), (540, 471954), (567, 449480), (595, 428328), (612, 416430), (630, 404532), (648, 393295), (661, 385560), (680, 374787), (714, 356940), (756, 337110), (765, 333144), (810, 314636), (840, 303399), (918, 277620), (945, 269688), (952, 267705), (1020, 249858), (1071, 237960), (1080, 235977), (1134, 224740), (1190, 214164), (1224, 208215), (1260, 202266), (1322, 192780), (1377, 185080), (1428, 178470), (1512, 168555), (1530, 166572), (1620, 157318), (1785, 142776), (1836, 138810), (1890, 134844), (1983, 128520), (2040, 124929), (2142, 118980), (2268, 112370), (2295, 111048), (2380, 107082), (2520, 101133), (2644, 96390), (2754, 92540), (2835, 89896), (2856, 89235), (3060, 83286), (3213, 79320), (3240, 78659), (3305, 77112), (3570, 71388), (3672, 69405), (3780, 67422), (3966, 64260), (4284, 59490), (4536, 56185), (4590, 55524), (4627, 55080), (4760, 53541), (5288, 48195), (5355, 47592), (5508, 46270), (5670, 44948), (5949, 42840), (6120, 41643), (6426, 39660), (6610, 38556), (6885, 37016), (7140, 35694), (7560, 33711), (7932, 32130), (8568, 29745), (9180, 27762), (9254, 27540), (9639, 26440), (9915, 25704), (10710, 23796), (11016, 23135), (11237, 22680), (11340, 22474), (11898, 21420), (12852, 19830), (13220, 19278), (13770, 18508), (13881, 18360), (14280, 17847), (15864, 16065)]