256737264

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6421}}^1$

素因数の和:6463

約数の個数: 120

約数和(自身を含む): 817032528

約数和(自身を除く): 560295264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 357, 392, 408, 476, 588, 714, 784, 816, 833, 952, 1176, 1428, 1666, 1904, 2352, 2499, 2856, 3332, 4998, 5712, 6421, 6664, 9996, 12842, 13328, 19263, 19992, 25684, 38526, 39984, 44947, 51368, 77052, 89894, 102736, 109157, 134841, 154104, 179788, 218314, 269682, 308208, 314629, 327471, 359576, 436628, 539364, 629258, 654942, 719152, 764099, 873256, 943887, 1078728, 1258516, 1309884, 1528198, 1746512, 1887774, 2157456, 2292297, 2517032, 2619768, 3056396, 3775548, 4584594, 5034064, 5239536, 5348693, 6112792, 7551096, 9169188, 10697386, 12225584, 15102192, 16046079, 18338376, 21394772, 32092158, 36676752, 42789544, 64184316, 85579088, 128368632, 256737264]

約数ペア:

[(1, 256737264), (2, 128368632), (3, 85579088), (4, 64184316), (6, 42789544), (7, 36676752), (8, 32092158), (12, 21394772), (14, 18338376), (16, 16046079), (17, 15102192), (21, 12225584), (24, 10697386), (28, 9169188), (34, 7551096), (42, 6112792), (48, 5348693), (49, 5239536), (51, 5034064), (56, 4584594), (68, 3775548), (84, 3056396), (98, 2619768), (102, 2517032), (112, 2292297), (119, 2157456), (136, 1887774), (147, 1746512), (168, 1528198), (196, 1309884), (204, 1258516), (238, 1078728), (272, 943887), (294, 873256), (336, 764099), (357, 719152), (392, 654942), (408, 629258), (476, 539364), (588, 436628), (714, 359576), (784, 327471), (816, 314629), (833, 308208), (952, 269682), (1176, 218314), (1428, 179788), (1666, 154104), (1904, 134841), (2352, 109157), (2499, 102736), (2856, 89894), (3332, 77052), (4998, 51368), (5712, 44947), (6421, 39984), (6664, 38526), (9996, 25684), (12842, 19992), (13328, 19263)]