2011809280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1088

約数の個数: 160

約数和(自身を含む): 5285161728

約数和(自身を除く): 3273352448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 256, 260, 305, 320, 416, 488, 512, 520, 610, 640, 793, 832, 976, 991, 1040, 1220, 1280, 1586, 1664, 1952, 1982, 2080, 2440, 2560, 3172, 3328, 3904, 3964, 3965, 4160, 4880, 4955, 6344, 6656, 7808, 7928, 7930, 8320, 9760, 9910, 12688, 12883, 15616, 15856, 15860, 16640, 19520, 19820, 25376, 25766, 31232, 31712, 31720, 33280, 39040, 39640, 50752, 51532, 60451, 63424, 63440, 64415, 78080, 79280, 101504, 103064, 120902, 126848, 126880, 128830, 156160, 158560, 203008, 206128, 241804, 253696, 253760, 257660, 302255, 317120, 406016, 412256, 483608, 507392, 507520, 515320, 604510, 634240, 785863, 824512, 967216, 1015040, 1030640, 1209020, 1268480, 1571726, 1649024, 1934432, 2030080, 2061280, 2418040, 2536960, 3143452, 3298048, 3868864, 3929315, 4122560, 4836080, 6286904, 6596096, 7737728, 7858630, 8245120, 9672160, 12573808, 15475456, 15717260, 16490240, 19344320, 25147616, 30950912, 31434520, 32980480, 38688640, 50295232, 62869040, 77377280, 100590464, 125738080, 154754560, 201180928, 251476160, 402361856, 502952320, 1005904640, 2011809280]

約数ペア:

[(1, 2011809280), (2, 1005904640), (4, 502952320), (5, 402361856), (8, 251476160), (10, 201180928), (13, 154754560), (16, 125738080), (20, 100590464), (26, 77377280), (32, 62869040), (40, 50295232), (52, 38688640), (61, 32980480), (64, 31434520), (65, 30950912), (80, 25147616), (104, 19344320), (122, 16490240), (128, 15717260), (130, 15475456), (160, 12573808), (208, 9672160), (244, 8245120), (256, 7858630), (260, 7737728), (305, 6596096), (320, 6286904), (416, 4836080), (488, 4122560), (512, 3929315), (520, 3868864), (610, 3298048), (640, 3143452), (793, 2536960), (832, 2418040), (976, 2061280), (991, 2030080), (1040, 1934432), (1220, 1649024), (1280, 1571726), (1586, 1268480), (1664, 1209020), (1952, 1030640), (1982, 1015040), (2080, 967216), (2440, 824512), (2560, 785863), (3172, 634240), (3328, 604510), (3904, 515320), (3964, 507520), (3965, 507392), (4160, 483608), (4880, 412256), (4955, 406016), (6344, 317120), (6656, 302255), (7808, 257660), (7928, 253760), (7930, 253696), (8320, 241804), (9760, 206128), (9910, 203008), (12688, 158560), (12883, 156160), (15616, 128830), (15856, 126880), (15860, 126848), (16640, 120902), (19520, 103064), (19820, 101504), (25376, 79280), (25766, 78080), (31232, 64415), (31712, 63440), (31720, 63424), (33280, 60451), (39040, 51532), (39640, 50752)]