61568640

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{509}}^1$

素因数の和:544

約数の個数: 256

約数和(自身を含む): 249696000

約数和(自身を除く): 188127360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 509, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1018, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1527, 1680, 1728, 1890, 1920, 2016, 2036, 2160, 2240, 2520, 2545, 2688, 2880, 3024, 3054, 3360, 3456, 3563, 3780, 4032, 4072, 4320, 4480, 4581, 5040, 5090, 5760, 6048, 6108, 6720, 7126, 7560, 7635, 8064, 8144, 8640, 9162, 10080, 10180, 10689, 12096, 12216, 13440, 13743, 14252, 15120, 15270, 16288, 17280, 17815, 18324, 20160, 20360, 21378, 22905, 24192, 24432, 27486, 28504, 30240, 30540, 32067, 32576, 35630, 36648, 40320, 40720, 42756, 45810, 48864, 53445, 54972, 57008, 60480, 61080, 64134, 65152, 68715, 71260, 73296, 81440, 85512, 91620, 96201, 97728, 106890, 109944, 114016, 120960, 122160, 128268, 137430, 142520, 146592, 160335, 162880, 171024, 183240, 192402, 195456, 213780, 219888, 228032, 244320, 256536, 274860, 285040, 293184, 320670, 325760, 342048, 366480, 384804, 427560, 439776, 456064, 481005, 488640, 513072, 549720, 570080, 586368, 641340, 684096, 732960, 769608, 855120, 879552, 962010, 977280, 1026144, 1099440, 1140160, 1282680, 1368192, 1465920, 1539216, 1710240, 1759104, 1924020, 2052288, 2198880, 2280320, 2565360, 2931840, 3078432, 3420480, 3848040, 4104576, 4397760, 5130720, 6156864, 6840960, 7696080, 8795520, 10261440, 12313728, 15392160, 20522880, 30784320, 61568640]

約数ペア:

[(1, 61568640), (2, 30784320), (3, 20522880), (4, 15392160), (5, 12313728), (6, 10261440), (7, 8795520), (8, 7696080), (9, 6840960), (10, 6156864), (12, 5130720), (14, 4397760), (15, 4104576), (16, 3848040), (18, 3420480), (20, 3078432), (21, 2931840), (24, 2565360), (27, 2280320), (28, 2198880), (30, 2052288), (32, 1924020), (35, 1759104), (36, 1710240), (40, 1539216), (42, 1465920), (45, 1368192), (48, 1282680), (54, 1140160), (56, 1099440), (60, 1026144), (63, 977280), (64, 962010), (70, 879552), (72, 855120), (80, 769608), (84, 732960), (90, 684096), (96, 641340), (105, 586368), (108, 570080), (112, 549720), (120, 513072), (126, 488640), (128, 481005), (135, 456064), (140, 439776), (144, 427560), (160, 384804), (168, 366480), (180, 342048), (189, 325760), (192, 320670), (210, 293184), (216, 285040), (224, 274860), (240, 256536), (252, 244320), (270, 228032), (280, 219888), (288, 213780), (315, 195456), (320, 192402), (336, 183240), (360, 171024), (378, 162880), (384, 160335), (420, 146592), (432, 142520), (448, 137430), (480, 128268), (504, 122160), (509, 120960), (540, 114016), (560, 109944), (576, 106890), (630, 97728), (640, 96201), (672, 91620), (720, 85512), (756, 81440), (840, 73296), (864, 71260), (896, 68715), (945, 65152), (960, 64134), (1008, 61080), (1018, 60480), (1080, 57008), (1120, 54972), (1152, 53445), (1260, 48864), (1344, 45810), (1440, 42756), (1512, 40720), (1527, 40320), (1680, 36648), (1728, 35630), (1890, 32576), (1920, 32067), (2016, 30540), (2036, 30240), (2160, 28504), (2240, 27486), (2520, 24432), (2545, 24192), (2688, 22905), (2880, 21378), (3024, 20360), (3054, 20160), (3360, 18324), (3456, 17815), (3563, 17280), (3780, 16288), (4032, 15270), (4072, 15120), (4320, 14252), (4480, 13743), (4581, 13440), (5040, 12216), (5090, 12096), (5760, 10689), (6048, 10180), (6108, 10080), (6720, 9162), (7126, 8640), (7560, 8144), (7635, 8064)]