255638880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{3623}}^1$

素因数の和:3658

約数の個数: 216

約数和(自身を含む): 1015075152

約数和(自身を除く): 759436272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3623, 3920, 4410, 4704, 5040, 5880, 7056, 7246, 7840, 8820, 10080, 10869, 11760, 14112, 14492, 17640, 18115, 21738, 23520, 25361, 28984, 32607, 35280, 36230, 43476, 50722, 54345, 57968, 65214, 70560, 72460, 76083, 86952, 101444, 108690, 115936, 126805, 130428, 144920, 152166, 163035, 173904, 177527, 202888, 217380, 228249, 253610, 260856, 289840, 304332, 326070, 347808, 355054, 380415, 405776, 434760, 456498, 507220, 521712, 532581, 579680, 608664, 652140, 710108, 760830, 811552, 869520, 887635, 912996, 1014440, 1043424, 1065162, 1141245, 1217328, 1304280, 1420216, 1521660, 1597743, 1739040, 1775270, 1825992, 2028880, 2130324, 2282490, 2434656, 2608560, 2662905, 2840432, 3043320, 3195486, 3550540, 3651984, 4057760, 4260648, 4564980, 5217120, 5325810, 5680864, 6086640, 6390972, 7101080, 7303968, 7988715, 8521296, 9129960, 10651620, 12173280, 12781944, 14202160, 15977430, 17042592, 18259920, 21303240, 25563888, 28404320, 31954860, 36519840, 42606480, 51127776, 63909720, 85212960, 127819440, 255638880]

約数ペア:

[(1, 255638880), (2, 127819440), (3, 85212960), (4, 63909720), (5, 51127776), (6, 42606480), (7, 36519840), (8, 31954860), (9, 28404320), (10, 25563888), (12, 21303240), (14, 18259920), (15, 17042592), (16, 15977430), (18, 14202160), (20, 12781944), (21, 12173280), (24, 10651620), (28, 9129960), (30, 8521296), (32, 7988715), (35, 7303968), (36, 7101080), (40, 6390972), (42, 6086640), (45, 5680864), (48, 5325810), (49, 5217120), (56, 4564980), (60, 4260648), (63, 4057760), (70, 3651984), (72, 3550540), (80, 3195486), (84, 3043320), (90, 2840432), (96, 2662905), (98, 2608560), (105, 2434656), (112, 2282490), (120, 2130324), (126, 2028880), (140, 1825992), (144, 1775270), (147, 1739040), (160, 1597743), (168, 1521660), (180, 1420216), (196, 1304280), (210, 1217328), (224, 1141245), (240, 1065162), (245, 1043424), (252, 1014440), (280, 912996), (288, 887635), (294, 869520), (315, 811552), (336, 760830), (360, 710108), (392, 652140), (420, 608664), (441, 579680), (480, 532581), (490, 521712), (504, 507220), (560, 456498), (588, 434760), (630, 405776), (672, 380415), (720, 355054), (735, 347808), (784, 326070), (840, 304332), (882, 289840), (980, 260856), (1008, 253610), (1120, 228249), (1176, 217380), (1260, 202888), (1440, 177527), (1470, 173904), (1568, 163035), (1680, 152166), (1764, 144920), (1960, 130428), (2016, 126805), (2205, 115936), (2352, 108690), (2520, 101444), (2940, 86952), (3360, 76083), (3528, 72460), (3623, 70560), (3920, 65214), (4410, 57968), (4704, 54345), (5040, 50722), (5880, 43476), (7056, 36230), (7246, 35280), (7840, 32607), (8820, 28984), (10080, 25361), (10869, 23520), (11760, 21738), (14112, 18115), (14492, 17640)]