256671360

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4051}}^1$

素因数の和:4087

約数の個数: 192

約数和(自身を含む): 967131360

約数和(自身を除く): 710460000

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, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 960, 990, 1056, 1152, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2112, 2640, 2880, 3168, 3520, 3960, 4051, 4224, 5280, 5760, 6336, 7040, 7920, 8102, 10560, 12153, 12672, 15840, 16204, 20255, 21120, 24306, 31680, 32408, 36459, 40510, 44561, 48612, 60765, 63360, 64816, 72918, 81020, 89122, 97224, 121530, 129632, 133683, 145836, 162040, 178244, 182295, 194448, 222805, 243060, 259264, 267366, 291672, 324080, 356488, 364590, 388896, 401049, 445610, 486120, 518528, 534732, 583344, 648160, 668415, 712976, 729180, 777792, 802098, 891220, 972240, 1069464, 1166688, 1296320, 1336830, 1425952, 1458360, 1555584, 1604196, 1782440, 1944480, 2005245, 2138928, 2333376, 2592640, 2673660, 2851904, 2916720, 3208392, 3564880, 3888960, 4010490, 4277856, 4666752, 5347320, 5703808, 5833440, 6416784, 7129760, 7777920, 8020980, 8555712, 10694640, 11666880, 12833568, 14259520, 16041960, 17111424, 21389280, 23333760, 25667136, 28519040, 32083920, 42778560, 51334272, 64167840, 85557120, 128335680, 256671360]

約数ペア:

[(1, 256671360), (2, 128335680), (3, 85557120), (4, 64167840), (5, 51334272), (6, 42778560), (8, 32083920), (9, 28519040), (10, 25667136), (11, 23333760), (12, 21389280), (15, 17111424), (16, 16041960), (18, 14259520), (20, 12833568), (22, 11666880), (24, 10694640), (30, 8555712), (32, 8020980), (33, 7777920), (36, 7129760), (40, 6416784), (44, 5833440), (45, 5703808), (48, 5347320), (55, 4666752), (60, 4277856), (64, 4010490), (66, 3888960), (72, 3564880), (80, 3208392), (88, 2916720), (90, 2851904), (96, 2673660), (99, 2592640), (110, 2333376), (120, 2138928), (128, 2005245), (132, 1944480), (144, 1782440), (160, 1604196), (165, 1555584), (176, 1458360), (180, 1425952), (192, 1336830), (198, 1296320), (220, 1166688), (240, 1069464), (264, 972240), (288, 891220), (320, 802098), (330, 777792), (352, 729180), (360, 712976), (384, 668415), (396, 648160), (440, 583344), (480, 534732), (495, 518528), (528, 486120), (576, 445610), (640, 401049), (660, 388896), (704, 364590), (720, 356488), (792, 324080), (880, 291672), (960, 267366), (990, 259264), (1056, 243060), (1152, 222805), (1320, 194448), (1408, 182295), (1440, 178244), (1584, 162040), (1760, 145836), (1920, 133683), (1980, 129632), (2112, 121530), (2640, 97224), (2880, 89122), (3168, 81020), (3520, 72918), (3960, 64816), (4051, 63360), (4224, 60765), (5280, 48612), (5760, 44561), (6336, 40510), (7040, 36459), (7920, 32408), (8102, 31680), (10560, 24306), (12153, 21120), (12672, 20255), (15840, 16204)]