211128320

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 156

約数和(自身を含む): 557610516

約数和(自身を除く): 346482196

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, 169, 208, 244, 256, 260, 305, 320, 338, 416, 488, 512, 520, 610, 640, 676, 793, 832, 845, 976, 1024, 1040, 1220, 1280, 1352, 1586, 1664, 1690, 1952, 2048, 2080, 2440, 2560, 2704, 3172, 3328, 3380, 3904, 3965, 4096, 4160, 4880, 5120, 5408, 6344, 6656, 6760, 7808, 7930, 8320, 9760, 10240, 10309, 10816, 12688, 13312, 13520, 15616, 15860, 16640, 19520, 20480, 20618, 21632, 25376, 26624, 27040, 31232, 31720, 33280, 39040, 41236, 43264, 50752, 51545, 53248, 54080, 62464, 63440, 66560, 78080, 82472, 86528, 101504, 103090, 108160, 124928, 126880, 133120, 156160, 164944, 173056, 203008, 206180, 216320, 249856, 253760, 266240, 312320, 329888, 346112, 406016, 412360, 432640, 507520, 624640, 659776, 692224, 812032, 824720, 865280, 1015040, 1249280, 1319552, 1624064, 1649440, 1730560, 2030080, 2639104, 3248128, 3298880, 3461120, 4060160, 5278208, 6597760, 8120320, 10556416, 13195520, 16240640, 21112832, 26391040, 42225664, 52782080, 105564160, 211128320]

約数ペア:

[(1, 211128320), (2, 105564160), (4, 52782080), (5, 42225664), (8, 26391040), (10, 21112832), (13, 16240640), (16, 13195520), (20, 10556416), (26, 8120320), (32, 6597760), (40, 5278208), (52, 4060160), (61, 3461120), (64, 3298880), (65, 3248128), (80, 2639104), (104, 2030080), (122, 1730560), (128, 1649440), (130, 1624064), (160, 1319552), (169, 1249280), (208, 1015040), (244, 865280), (256, 824720), (260, 812032), (305, 692224), (320, 659776), (338, 624640), (416, 507520), (488, 432640), (512, 412360), (520, 406016), (610, 346112), (640, 329888), (676, 312320), (793, 266240), (832, 253760), (845, 249856), (976, 216320), (1024, 206180), (1040, 203008), (1220, 173056), (1280, 164944), (1352, 156160), (1586, 133120), (1664, 126880), (1690, 124928), (1952, 108160), (2048, 103090), (2080, 101504), (2440, 86528), (2560, 82472), (2704, 78080), (3172, 66560), (3328, 63440), (3380, 62464), (3904, 54080), (3965, 53248), (4096, 51545), (4160, 50752), (4880, 43264), (5120, 41236), (5408, 39040), (6344, 33280), (6656, 31720), (6760, 31232), (7808, 27040), (7930, 26624), (8320, 25376), (9760, 21632), (10240, 20618), (10309, 20480), (10816, 19520), (12688, 16640), (13312, 15860), (13520, 15616)]