23520640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 128

約数和(自身を含む): 66316320

約数和(自身を除く): 42795680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 257, 260, 286, 320, 352, 416, 440, 514, 520, 572, 640, 704, 715, 832, 880, 1028, 1040, 1144, 1285, 1408, 1430, 1664, 1760, 2056, 2080, 2288, 2570, 2827, 2860, 3341, 3520, 4112, 4160, 4576, 5140, 5654, 5720, 6682, 7040, 8224, 8320, 9152, 10280, 11308, 11440, 13364, 14135, 16448, 16705, 18304, 20560, 22616, 22880, 26728, 28270, 32896, 33410, 36751, 41120, 45232, 45760, 53456, 56540, 66820, 73502, 82240, 90464, 91520, 106912, 113080, 133640, 147004, 164480, 180928, 183755, 213824, 226160, 267280, 294008, 361856, 367510, 427648, 452320, 534560, 588016, 735020, 904640, 1069120, 1176032, 1470040, 1809280, 2138240, 2352064, 2940080, 4704128, 5880160, 11760320, 23520640]

約数ペア:

[(1, 23520640), (2, 11760320), (4, 5880160), (5, 4704128), (8, 2940080), (10, 2352064), (11, 2138240), (13, 1809280), (16, 1470040), (20, 1176032), (22, 1069120), (26, 904640), (32, 735020), (40, 588016), (44, 534560), (52, 452320), (55, 427648), (64, 367510), (65, 361856), (80, 294008), (88, 267280), (104, 226160), (110, 213824), (128, 183755), (130, 180928), (143, 164480), (160, 147004), (176, 133640), (208, 113080), (220, 106912), (257, 91520), (260, 90464), (286, 82240), (320, 73502), (352, 66820), (416, 56540), (440, 53456), (514, 45760), (520, 45232), (572, 41120), (640, 36751), (704, 33410), (715, 32896), (832, 28270), (880, 26728), (1028, 22880), (1040, 22616), (1144, 20560), (1285, 18304), (1408, 16705), (1430, 16448), (1664, 14135), (1760, 13364), (2056, 11440), (2080, 11308), (2288, 10280), (2570, 9152), (2827, 8320), (2860, 8224), (3341, 7040), (3520, 6682), (4112, 5720), (4160, 5654), (4576, 5140)]