420187680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 288

約数和(自身を含む): 1604873088

約数和(自身を除く): 1184685408

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, 41, 44, 45, 48, 55, 60, 66, 72, 80, 82, 88, 90, 96, 99, 110, 120, 123, 132, 144, 160, 164, 165, 176, 180, 198, 205, 220, 240, 246, 264, 288, 328, 330, 352, 360, 369, 396, 410, 440, 451, 480, 492, 495, 528, 615, 647, 656, 660, 720, 738, 792, 820, 880, 902, 984, 990, 1056, 1230, 1294, 1312, 1320, 1353, 1440, 1476, 1584, 1640, 1760, 1804, 1845, 1941, 1968, 1980, 2255, 2460, 2588, 2640, 2706, 2952, 3168, 3235, 3280, 3608, 3690, 3882, 3936, 3960, 4059, 4510, 4920, 5176, 5280, 5412, 5823, 5904, 6470, 6560, 6765, 7117, 7216, 7380, 7764, 7920, 8118, 9020, 9705, 9840, 10352, 10824, 11646, 11808, 12940, 13530, 14234, 14432, 14760, 15528, 15840, 16236, 18040, 19410, 19680, 20295, 20704, 21351, 21648, 23292, 25880, 26527, 27060, 28468, 29115, 29520, 31056, 32472, 35585, 36080, 38820, 40590, 42702, 43296, 46584, 51760, 53054, 54120, 56936, 58230, 59040, 62112, 64053, 64944, 71170, 72160, 77640, 79581, 81180, 85404, 93168, 103520, 106108, 106755, 108240, 113872, 116460, 128106, 129888, 132635, 142340, 155280, 159162, 162360, 170808, 186336, 212216, 213510, 216480, 227744, 232920, 238743, 256212, 265270, 284680, 291797, 310560, 318324, 320265, 324720, 341616, 397905, 424432, 427020, 465840, 477486, 512424, 530540, 569360, 583594, 636648, 640530, 649440, 683232, 795810, 848864, 854040, 875391, 931680, 954972, 1024848, 1061080, 1138720, 1167188, 1193715, 1273296, 1281060, 1458985, 1591620, 1708080, 1750782, 1909944, 2049696, 2122160, 2334376, 2387430, 2546592, 2562120, 2626173, 2917970, 3183240, 3416160, 3501564, 3819888, 4244320, 4376955, 4668752, 4774860, 5124240, 5252346, 5835940, 6366480, 7003128, 7639776, 8753910, 9337504, 9549720, 10248480, 10504692, 11671880, 12732960, 13130865, 14006256, 17507820, 19099440, 21009384, 23343760, 26261730, 28012512, 35015640, 38198880, 42018768, 46687520, 52523460, 70031280, 84037536, 105046920, 140062560, 210093840, 420187680]

約数ペア:

[(1, 420187680), (2, 210093840), (3, 140062560), (4, 105046920), (5, 84037536), (6, 70031280), (8, 52523460), (9, 46687520), (10, 42018768), (11, 38198880), (12, 35015640), (15, 28012512), (16, 26261730), (18, 23343760), (20, 21009384), (22, 19099440), (24, 17507820), (30, 14006256), (32, 13130865), (33, 12732960), (36, 11671880), (40, 10504692), (41, 10248480), (44, 9549720), (45, 9337504), (48, 8753910), (55, 7639776), (60, 7003128), (66, 6366480), (72, 5835940), (80, 5252346), (82, 5124240), (88, 4774860), (90, 4668752), (96, 4376955), (99, 4244320), (110, 3819888), (120, 3501564), (123, 3416160), (132, 3183240), (144, 2917970), (160, 2626173), (164, 2562120), (165, 2546592), (176, 2387430), (180, 2334376), (198, 2122160), (205, 2049696), (220, 1909944), (240, 1750782), (246, 1708080), (264, 1591620), (288, 1458985), (328, 1281060), (330, 1273296), (352, 1193715), (360, 1167188), (369, 1138720), (396, 1061080), (410, 1024848), (440, 954972), (451, 931680), (480, 875391), (492, 854040), (495, 848864), (528, 795810), (615, 683232), (647, 649440), (656, 640530), (660, 636648), (720, 583594), (738, 569360), (792, 530540), (820, 512424), (880, 477486), (902, 465840), (984, 427020), (990, 424432), (1056, 397905), (1230, 341616), (1294, 324720), (1312, 320265), (1320, 318324), (1353, 310560), (1440, 291797), (1476, 284680), (1584, 265270), (1640, 256212), (1760, 238743), (1804, 232920), (1845, 227744), (1941, 216480), (1968, 213510), (1980, 212216), (2255, 186336), (2460, 170808), (2588, 162360), (2640, 159162), (2706, 155280), (2952, 142340), (3168, 132635), (3235, 129888), (3280, 128106), (3608, 116460), (3690, 113872), (3882, 108240), (3936, 106755), (3960, 106108), (4059, 103520), (4510, 93168), (4920, 85404), (5176, 81180), (5280, 79581), (5412, 77640), (5823, 72160), (5904, 71170), (6470, 64944), (6560, 64053), (6765, 62112), (7117, 59040), (7216, 58230), (7380, 56936), (7764, 54120), (7920, 53054), (8118, 51760), (9020, 46584), (9705, 43296), (9840, 42702), (10352, 40590), (10824, 38820), (11646, 36080), (11808, 35585), (12940, 32472), (13530, 31056), (14234, 29520), (14432, 29115), (14760, 28468), (15528, 27060), (15840, 26527), (16236, 25880), (18040, 23292), (19410, 21648), (19680, 21351), (20295, 20704)]