211957920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 779950080

約数和(自身を除く): 567992160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 61, 72, 76, 80, 90, 95, 96, 114, 120, 122, 127, 144, 152, 160, 171, 180, 183, 190, 228, 240, 244, 254, 285, 288, 304, 305, 342, 360, 366, 380, 381, 456, 480, 488, 508, 549, 570, 608, 610, 635, 684, 720, 732, 760, 762, 855, 912, 915, 976, 1016, 1098, 1140, 1143, 1159, 1220, 1270, 1368, 1440, 1464, 1520, 1524, 1710, 1824, 1830, 1905, 1952, 2032, 2196, 2280, 2286, 2318, 2413, 2440, 2540, 2736, 2745, 2928, 3040, 3048, 3420, 3477, 3660, 3810, 4064, 4392, 4560, 4572, 4636, 4826, 4880, 5080, 5472, 5490, 5715, 5795, 5856, 6096, 6840, 6954, 7239, 7320, 7620, 7747, 8784, 9120, 9144, 9272, 9652, 9760, 10160, 10431, 10980, 11430, 11590, 12065, 12192, 13680, 13908, 14478, 14640, 15240, 15494, 17385, 17568, 18288, 18544, 19304, 20320, 20862, 21717, 21960, 22860, 23180, 23241, 24130, 27360, 27816, 28956, 29280, 30480, 30988, 34770, 36195, 36576, 37088, 38608, 38735, 41724, 43434, 43920, 45720, 46360, 46482, 48260, 52155, 55632, 57912, 60960, 61976, 69540, 69723, 72390, 77216, 77470, 83448, 86868, 87840, 91440, 92720, 92964, 96520, 104310, 108585, 111264, 115824, 116205, 123952, 139080, 139446, 144780, 147193, 154940, 166896, 173736, 182880, 185440, 185928, 193040, 208620, 217170, 231648, 232410, 247904, 278160, 278892, 289560, 294386, 309880, 333792, 347472, 348615, 371856, 386080, 417240, 434340, 441579, 464820, 556320, 557784, 579120, 588772, 619760, 694944, 697230, 735965, 743712, 834480, 868680, 883158, 929640, 1115568, 1158240, 1177544, 1239520, 1324737, 1394460, 1471930, 1668960, 1737360, 1766316, 1859280, 2207895, 2231136, 2355088, 2649474, 2788920, 2943860, 3474720, 3532632, 3718560, 4415790, 4710176, 5298948, 5577840, 5887720, 6623685, 7065264, 8831580, 10597896, 11155680, 11775440, 13247370, 14130528, 17663160, 21195792, 23550880, 26494740, 35326320, 42391584, 52989480, 70652640, 105978960, 211957920]

約数ペア:

[(1, 211957920), (2, 105978960), (3, 70652640), (4, 52989480), (5, 42391584), (6, 35326320), (8, 26494740), (9, 23550880), (10, 21195792), (12, 17663160), (15, 14130528), (16, 13247370), (18, 11775440), (19, 11155680), (20, 10597896), (24, 8831580), (30, 7065264), (32, 6623685), (36, 5887720), (38, 5577840), (40, 5298948), (45, 4710176), (48, 4415790), (57, 3718560), (60, 3532632), (61, 3474720), (72, 2943860), (76, 2788920), (80, 2649474), (90, 2355088), (95, 2231136), (96, 2207895), (114, 1859280), (120, 1766316), (122, 1737360), (127, 1668960), (144, 1471930), (152, 1394460), (160, 1324737), (171, 1239520), (180, 1177544), (183, 1158240), (190, 1115568), (228, 929640), (240, 883158), (244, 868680), (254, 834480), (285, 743712), (288, 735965), (304, 697230), (305, 694944), (342, 619760), (360, 588772), (366, 579120), (380, 557784), (381, 556320), (456, 464820), (480, 441579), (488, 434340), (508, 417240), (549, 386080), (570, 371856), (608, 348615), (610, 347472), (635, 333792), (684, 309880), (720, 294386), (732, 289560), (760, 278892), (762, 278160), (855, 247904), (912, 232410), (915, 231648), (976, 217170), (1016, 208620), (1098, 193040), (1140, 185928), (1143, 185440), (1159, 182880), (1220, 173736), (1270, 166896), (1368, 154940), (1440, 147193), (1464, 144780), (1520, 139446), (1524, 139080), (1710, 123952), (1824, 116205), (1830, 115824), (1905, 111264), (1952, 108585), (2032, 104310), (2196, 96520), (2280, 92964), (2286, 92720), (2318, 91440), (2413, 87840), (2440, 86868), (2540, 83448), (2736, 77470), (2745, 77216), (2928, 72390), (3040, 69723), (3048, 69540), (3420, 61976), (3477, 60960), (3660, 57912), (3810, 55632), (4064, 52155), (4392, 48260), (4560, 46482), (4572, 46360), (4636, 45720), (4826, 43920), (4880, 43434), (5080, 41724), (5472, 38735), (5490, 38608), (5715, 37088), (5795, 36576), (5856, 36195), (6096, 34770), (6840, 30988), (6954, 30480), (7239, 29280), (7320, 28956), (7620, 27816), (7747, 27360), (8784, 24130), (9120, 23241), (9144, 23180), (9272, 22860), (9652, 21960), (9760, 21717), (10160, 20862), (10431, 20320), (10980, 19304), (11430, 18544), (11590, 18288), (12065, 17568), (12192, 17385), (13680, 15494), (13908, 15240), (14478, 14640)]