61378240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 224

約数和(自身を含む): 189609984

約数和(自身を除く): 128231744

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 53, 55, 56, 64, 70, 77, 80, 88, 94, 106, 110, 112, 140, 154, 160, 176, 188, 212, 220, 224, 235, 265, 280, 308, 320, 329, 352, 371, 376, 385, 424, 440, 448, 470, 517, 530, 560, 583, 616, 658, 704, 742, 752, 770, 848, 880, 940, 1034, 1060, 1120, 1166, 1232, 1316, 1484, 1504, 1540, 1645, 1696, 1760, 1855, 1880, 2068, 2120, 2240, 2332, 2464, 2491, 2585, 2632, 2915, 2968, 3008, 3080, 3290, 3392, 3520, 3619, 3710, 3760, 4081, 4136, 4240, 4664, 4928, 4982, 5170, 5264, 5830, 5936, 6160, 6580, 7238, 7420, 7520, 8162, 8272, 8480, 9328, 9964, 10340, 10528, 11660, 11872, 12320, 12455, 13160, 14476, 14840, 15040, 16324, 16544, 16960, 17437, 18095, 18656, 19928, 20405, 20680, 21056, 23320, 23744, 24640, 24910, 26320, 27401, 28952, 29680, 32648, 33088, 34874, 36190, 37312, 39856, 40810, 41360, 46640, 49820, 52640, 54802, 57904, 59360, 65296, 69748, 72380, 79712, 81620, 82720, 87185, 93280, 99640, 105280, 109604, 115808, 118720, 130592, 137005, 139496, 144760, 159424, 163240, 165440, 174370, 186560, 191807, 199280, 219208, 231616, 261184, 274010, 278992, 289520, 326480, 348740, 383614, 398560, 438416, 548020, 557984, 579040, 652960, 697480, 767228, 797120, 876832, 959035, 1096040, 1115968, 1158080, 1305920, 1394960, 1534456, 1753664, 1918070, 2192080, 2789920, 3068912, 3836140, 4384160, 5579840, 6137824, 7672280, 8768320, 12275648, 15344560, 30689120, 61378240]

約数ペア:

[(1, 61378240), (2, 30689120), (4, 15344560), (5, 12275648), (7, 8768320), (8, 7672280), (10, 6137824), (11, 5579840), (14, 4384160), (16, 3836140), (20, 3068912), (22, 2789920), (28, 2192080), (32, 1918070), (35, 1753664), (40, 1534456), (44, 1394960), (47, 1305920), (53, 1158080), (55, 1115968), (56, 1096040), (64, 959035), (70, 876832), (77, 797120), (80, 767228), (88, 697480), (94, 652960), (106, 579040), (110, 557984), (112, 548020), (140, 438416), (154, 398560), (160, 383614), (176, 348740), (188, 326480), (212, 289520), (220, 278992), (224, 274010), (235, 261184), (265, 231616), (280, 219208), (308, 199280), (320, 191807), (329, 186560), (352, 174370), (371, 165440), (376, 163240), (385, 159424), (424, 144760), (440, 139496), (448, 137005), (470, 130592), (517, 118720), (530, 115808), (560, 109604), (583, 105280), (616, 99640), (658, 93280), (704, 87185), (742, 82720), (752, 81620), (770, 79712), (848, 72380), (880, 69748), (940, 65296), (1034, 59360), (1060, 57904), (1120, 54802), (1166, 52640), (1232, 49820), (1316, 46640), (1484, 41360), (1504, 40810), (1540, 39856), (1645, 37312), (1696, 36190), (1760, 34874), (1855, 33088), (1880, 32648), (2068, 29680), (2120, 28952), (2240, 27401), (2332, 26320), (2464, 24910), (2491, 24640), (2585, 23744), (2632, 23320), (2915, 21056), (2968, 20680), (3008, 20405), (3080, 19928), (3290, 18656), (3392, 18095), (3520, 17437), (3619, 16960), (3710, 16544), (3760, 16324), (4081, 15040), (4136, 14840), (4240, 14476), (4664, 13160), (4928, 12455), (4982, 12320), (5170, 11872), (5264, 11660), (5830, 10528), (5936, 10340), (6160, 9964), (6580, 9328), (7238, 8480), (7420, 8272), (7520, 8162)]