213495040

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 569540160

約数和(自身を除く): 356045120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 160, 176, 220, 236, 256, 257, 295, 320, 352, 440, 472, 514, 590, 640, 649, 704, 880, 944, 1028, 1180, 1280, 1285, 1298, 1408, 1760, 1888, 2056, 2360, 2570, 2596, 2816, 2827, 3245, 3520, 3776, 4112, 4720, 5140, 5192, 5654, 6490, 7040, 7552, 8224, 9440, 10280, 10384, 11308, 12980, 14080, 14135, 15104, 15163, 16448, 18880, 20560, 20768, 22616, 25960, 28270, 30326, 32896, 37760, 41120, 41536, 45232, 51920, 56540, 60652, 65792, 75520, 75815, 82240, 83072, 90464, 103840, 113080, 121304, 151630, 164480, 166144, 166793, 180928, 207680, 226160, 242608, 303260, 328960, 333586, 361856, 415360, 452320, 485216, 606520, 667172, 723712, 830720, 833965, 904640, 970432, 1213040, 1334344, 1667930, 1809280, 1940864, 2426080, 2668688, 3335860, 3618560, 3881728, 4852160, 5337376, 6671720, 9704320, 10674752, 13343440, 19408640, 21349504, 26686880, 42699008, 53373760, 106747520, 213495040]

約数ペア:

[(1, 213495040), (2, 106747520), (4, 53373760), (5, 42699008), (8, 26686880), (10, 21349504), (11, 19408640), (16, 13343440), (20, 10674752), (22, 9704320), (32, 6671720), (40, 5337376), (44, 4852160), (55, 3881728), (59, 3618560), (64, 3335860), (80, 2668688), (88, 2426080), (110, 1940864), (118, 1809280), (128, 1667930), (160, 1334344), (176, 1213040), (220, 970432), (236, 904640), (256, 833965), (257, 830720), (295, 723712), (320, 667172), (352, 606520), (440, 485216), (472, 452320), (514, 415360), (590, 361856), (640, 333586), (649, 328960), (704, 303260), (880, 242608), (944, 226160), (1028, 207680), (1180, 180928), (1280, 166793), (1285, 166144), (1298, 164480), (1408, 151630), (1760, 121304), (1888, 113080), (2056, 103840), (2360, 90464), (2570, 83072), (2596, 82240), (2816, 75815), (2827, 75520), (3245, 65792), (3520, 60652), (3776, 56540), (4112, 51920), (4720, 45232), (5140, 41536), (5192, 41120), (5654, 37760), (6490, 32896), (7040, 30326), (7552, 28270), (8224, 25960), (9440, 22616), (10280, 20768), (10384, 20560), (11308, 18880), (12980, 16448), (14080, 15163), (14135, 15104)]