191557520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 160

約数和(自身を含む): 562035456

約数和(自身を除く): 370477936

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 257, 280, 308, 385, 440, 484, 514, 560, 605, 616, 770, 847, 880, 968, 1028, 1210, 1232, 1285, 1331, 1540, 1694, 1799, 1936, 2056, 2420, 2570, 2662, 2827, 3080, 3388, 3598, 4112, 4235, 4840, 5140, 5324, 5654, 6160, 6655, 6776, 7196, 8470, 8995, 9317, 9680, 10280, 10648, 11308, 13310, 13552, 14135, 14392, 16940, 17990, 18634, 19789, 20560, 21296, 22616, 26620, 28270, 28784, 31097, 33880, 35980, 37268, 39578, 45232, 46585, 53240, 56540, 62194, 67760, 71960, 74536, 79156, 93170, 98945, 106480, 113080, 124388, 143920, 149072, 155485, 158312, 186340, 197890, 217679, 226160, 248776, 310970, 316624, 342067, 372680, 395780, 435358, 497552, 621940, 684134, 745360, 791560, 870716, 1088395, 1243880, 1368268, 1583120, 1710335, 1741432, 2176790, 2394469, 2487760, 2736536, 3420670, 3482864, 4353580, 4788938, 5473072, 6841340, 8707160, 9577876, 11972345, 13682680, 17414320, 19155752, 23944690, 27365360, 38311504, 47889380, 95778760, 191557520]

約数ペア:

[(1, 191557520), (2, 95778760), (4, 47889380), (5, 38311504), (7, 27365360), (8, 23944690), (10, 19155752), (11, 17414320), (14, 13682680), (16, 11972345), (20, 9577876), (22, 8707160), (28, 6841340), (35, 5473072), (40, 4788938), (44, 4353580), (55, 3482864), (56, 3420670), (70, 2736536), (77, 2487760), (80, 2394469), (88, 2176790), (110, 1741432), (112, 1710335), (121, 1583120), (140, 1368268), (154, 1243880), (176, 1088395), (220, 870716), (242, 791560), (257, 745360), (280, 684134), (308, 621940), (385, 497552), (440, 435358), (484, 395780), (514, 372680), (560, 342067), (605, 316624), (616, 310970), (770, 248776), (847, 226160), (880, 217679), (968, 197890), (1028, 186340), (1210, 158312), (1232, 155485), (1285, 149072), (1331, 143920), (1540, 124388), (1694, 113080), (1799, 106480), (1936, 98945), (2056, 93170), (2420, 79156), (2570, 74536), (2662, 71960), (2827, 67760), (3080, 62194), (3388, 56540), (3598, 53240), (4112, 46585), (4235, 45232), (4840, 39578), (5140, 37268), (5324, 35980), (5654, 33880), (6160, 31097), (6655, 28784), (6776, 28270), (7196, 26620), (8470, 22616), (8995, 21296), (9317, 20560), (9680, 19789), (10280, 18634), (10648, 17990), (11308, 16940), (13310, 14392), (13552, 14135)]