256692480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 288

約数和(自身を含む): 918328320

約数和(自身を除く): 661635840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 59, 60, 64, 66, 80, 88, 96, 103, 110, 118, 120, 128, 132, 160, 165, 176, 177, 192, 206, 220, 236, 240, 256, 264, 295, 309, 320, 330, 352, 354, 384, 412, 440, 472, 480, 515, 528, 590, 618, 640, 649, 660, 704, 708, 768, 824, 880, 885, 944, 960, 1030, 1056, 1133, 1180, 1236, 1280, 1298, 1320, 1408, 1416, 1545, 1648, 1760, 1770, 1888, 1920, 1947, 2060, 2112, 2266, 2360, 2472, 2596, 2640, 2816, 2832, 3090, 3245, 3296, 3399, 3520, 3540, 3776, 3840, 3894, 4120, 4224, 4532, 4720, 4944, 5192, 5280, 5664, 5665, 6077, 6180, 6490, 6592, 6798, 7040, 7080, 7552, 7788, 8240, 8448, 9064, 9440, 9735, 9888, 10384, 10560, 11328, 11330, 12154, 12360, 12980, 13184, 13596, 14080, 14160, 15104, 15576, 16480, 16995, 18128, 18231, 18880, 19470, 19776, 20768, 21120, 22656, 22660, 24308, 24720, 25960, 26368, 27192, 28320, 30385, 31152, 32960, 33990, 36256, 36462, 37760, 38940, 39552, 41536, 42240, 45312, 45320, 48616, 49440, 51920, 54384, 56640, 60770, 62304, 65920, 66847, 67980, 72512, 72924, 75520, 77880, 79104, 83072, 90640, 91155, 97232, 98880, 103840, 108768, 113280, 121540, 124608, 131840, 133694, 135960, 145024, 145848, 155760, 166144, 181280, 182310, 194464, 197760, 200541, 207680, 217536, 226560, 243080, 249216, 267388, 271920, 290048, 291696, 311520, 334235, 362560, 364620, 388928, 395520, 401082, 415360, 435072, 486160, 498432, 534776, 543840, 583392, 623040, 668470, 725120, 729240, 777856, 802164, 830720, 870144, 972320, 1002705, 1069552, 1087680, 1166784, 1246080, 1336940, 1450240, 1458480, 1555712, 1604328, 1944640, 2005410, 2139104, 2175360, 2333568, 2492160, 2673880, 2916960, 3208656, 3889280, 4010820, 4278208, 4350720, 4667136, 5347760, 5833920, 6417312, 7778560, 8021640, 8556416, 10695520, 11667840, 12834624, 16043280, 17112832, 21391040, 23335680, 25669248, 32086560, 42782080, 51338496, 64173120, 85564160, 128346240, 256692480]

約数ペア:

[(1, 256692480), (2, 128346240), (3, 85564160), (4, 64173120), (5, 51338496), (6, 42782080), (8, 32086560), (10, 25669248), (11, 23335680), (12, 21391040), (15, 17112832), (16, 16043280), (20, 12834624), (22, 11667840), (24, 10695520), (30, 8556416), (32, 8021640), (33, 7778560), (40, 6417312), (44, 5833920), (48, 5347760), (55, 4667136), (59, 4350720), (60, 4278208), (64, 4010820), (66, 3889280), (80, 3208656), (88, 2916960), (96, 2673880), (103, 2492160), (110, 2333568), (118, 2175360), (120, 2139104), (128, 2005410), (132, 1944640), (160, 1604328), (165, 1555712), (176, 1458480), (177, 1450240), (192, 1336940), (206, 1246080), (220, 1166784), (236, 1087680), (240, 1069552), (256, 1002705), (264, 972320), (295, 870144), (309, 830720), (320, 802164), (330, 777856), (352, 729240), (354, 725120), (384, 668470), (412, 623040), (440, 583392), (472, 543840), (480, 534776), (515, 498432), (528, 486160), (590, 435072), (618, 415360), (640, 401082), (649, 395520), (660, 388928), (704, 364620), (708, 362560), (768, 334235), (824, 311520), (880, 291696), (885, 290048), (944, 271920), (960, 267388), (1030, 249216), (1056, 243080), (1133, 226560), (1180, 217536), (1236, 207680), (1280, 200541), (1298, 197760), (1320, 194464), (1408, 182310), (1416, 181280), (1545, 166144), (1648, 155760), (1760, 145848), (1770, 145024), (1888, 135960), (1920, 133694), (1947, 131840), (2060, 124608), (2112, 121540), (2266, 113280), (2360, 108768), (2472, 103840), (2596, 98880), (2640, 97232), (2816, 91155), (2832, 90640), (3090, 83072), (3245, 79104), (3296, 77880), (3399, 75520), (3520, 72924), (3540, 72512), (3776, 67980), (3840, 66847), (3894, 65920), (4120, 62304), (4224, 60770), (4532, 56640), (4720, 54384), (4944, 51920), (5192, 49440), (5280, 48616), (5664, 45320), (5665, 45312), (6077, 42240), (6180, 41536), (6490, 39552), (6592, 38940), (6798, 37760), (7040, 36462), (7080, 36256), (7552, 33990), (7788, 32960), (8240, 31152), (8448, 30385), (9064, 28320), (9440, 27192), (9735, 26368), (9888, 25960), (10384, 24720), (10560, 24308), (11328, 22660), (11330, 22656), (12154, 21120), (12360, 20768), (12980, 19776), (13184, 19470), (13596, 18880), (14080, 18231), (14160, 18128), (15104, 16995), (15576, 16480)]