256911564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 788465664

約数和(自身を除く): 531554100

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 53, 69, 78, 84, 91, 92, 106, 138, 156, 159, 161, 182, 193, 212, 273, 276, 299, 318, 322, 364, 371, 386, 483, 546, 579, 598, 636, 644, 689, 742, 772, 897, 966, 1092, 1113, 1158, 1196, 1219, 1351, 1378, 1484, 1794, 1932, 2067, 2093, 2226, 2316, 2438, 2509, 2702, 2756, 3588, 3657, 4053, 4134, 4186, 4439, 4452, 4823, 4876, 5018, 5404, 6279, 7314, 7527, 8106, 8268, 8372, 8533, 8878, 9646, 10036, 10229, 12558, 13317, 14469, 14628, 15054, 15847, 16212, 17066, 17563, 17756, 19292, 20458, 25116, 25599, 26634, 28938, 30108, 30687, 31073, 31694, 34132, 35126, 40916, 47541, 51198, 52689, 53268, 57707, 57876, 61374, 62146, 63388, 70252, 71603, 93219, 95082, 102396, 105378, 110929, 115414, 122748, 124292, 132977, 143206, 173121, 186438, 190164, 210756, 214809, 221858, 230828, 235267, 265954, 286412, 332787, 346242, 372876, 398931, 403949, 429618, 443716, 470534, 531908, 665574, 692484, 705801, 797862, 807898, 859236, 930839, 941068, 1211847, 1331148, 1411602, 1595724, 1615796, 1646869, 1861678, 2423694, 2792517, 2823204, 3058471, 3293738, 3723356, 4847388, 4940607, 5585034, 6116942, 6587476, 9175413, 9881214, 11170068, 12233884, 18350826, 19762428, 21409297, 36701652, 42818594, 64227891, 85637188, 128455782, 256911564]

約数ペア:

[(1, 256911564), (2, 128455782), (3, 85637188), (4, 64227891), (6, 42818594), (7, 36701652), (12, 21409297), (13, 19762428), (14, 18350826), (21, 12233884), (23, 11170068), (26, 9881214), (28, 9175413), (39, 6587476), (42, 6116942), (46, 5585034), (52, 4940607), (53, 4847388), (69, 3723356), (78, 3293738), (84, 3058471), (91, 2823204), (92, 2792517), (106, 2423694), (138, 1861678), (156, 1646869), (159, 1615796), (161, 1595724), (182, 1411602), (193, 1331148), (212, 1211847), (273, 941068), (276, 930839), (299, 859236), (318, 807898), (322, 797862), (364, 705801), (371, 692484), (386, 665574), (483, 531908), (546, 470534), (579, 443716), (598, 429618), (636, 403949), (644, 398931), (689, 372876), (742, 346242), (772, 332787), (897, 286412), (966, 265954), (1092, 235267), (1113, 230828), (1158, 221858), (1196, 214809), (1219, 210756), (1351, 190164), (1378, 186438), (1484, 173121), (1794, 143206), (1932, 132977), (2067, 124292), (2093, 122748), (2226, 115414), (2316, 110929), (2438, 105378), (2509, 102396), (2702, 95082), (2756, 93219), (3588, 71603), (3657, 70252), (4053, 63388), (4134, 62146), (4186, 61374), (4439, 57876), (4452, 57707), (4823, 53268), (4876, 52689), (5018, 51198), (5404, 47541), (6279, 40916), (7314, 35126), (7527, 34132), (8106, 31694), (8268, 31073), (8372, 30687), (8533, 30108), (8878, 28938), (9646, 26634), (10036, 25599), (10229, 25116), (12558, 20458), (13317, 19292), (14469, 17756), (14628, 17563), (15054, 17066), (15847, 16212)]