261364224

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:562

約数の個数: 160

約数和(自身を含む): 785664000

約数和(自身を除く): 524299776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 341, 352, 372, 384, 496, 499, 512, 528, 682, 704, 744, 768, 992, 998, 1023, 1056, 1364, 1408, 1488, 1497, 1536, 1984, 1996, 2046, 2112, 2728, 2816, 2976, 2994, 3968, 3992, 4092, 4224, 5456, 5489, 5632, 5952, 5988, 7936, 7984, 8184, 8448, 10912, 10978, 11904, 11976, 15469, 15872, 15968, 16368, 16467, 16896, 21824, 21956, 23808, 23952, 30938, 31936, 32736, 32934, 43648, 43912, 46407, 47616, 47904, 61876, 63872, 65472, 65868, 87296, 87824, 92814, 95808, 123752, 127744, 130944, 131736, 170159, 174592, 175648, 185628, 191616, 247504, 255488, 261888, 263472, 340318, 351296, 371256, 383232, 495008, 510477, 523776, 526944, 680636, 702592, 742512, 766464, 990016, 1020954, 1053888, 1361272, 1405184, 1485024, 1980032, 2041908, 2107776, 2722544, 2810368, 2970048, 3960064, 4083816, 4215552, 5445088, 5940096, 7920128, 8167632, 8431104, 10890176, 11880192, 16335264, 21780352, 23760384, 32670528, 43560704, 65341056, 87121408, 130682112, 261364224]

約数ペア:

[(1, 261364224), (2, 130682112), (3, 87121408), (4, 65341056), (6, 43560704), (8, 32670528), (11, 23760384), (12, 21780352), (16, 16335264), (22, 11880192), (24, 10890176), (31, 8431104), (32, 8167632), (33, 7920128), (44, 5940096), (48, 5445088), (62, 4215552), (64, 4083816), (66, 3960064), (88, 2970048), (93, 2810368), (96, 2722544), (124, 2107776), (128, 2041908), (132, 1980032), (176, 1485024), (186, 1405184), (192, 1361272), (248, 1053888), (256, 1020954), (264, 990016), (341, 766464), (352, 742512), (372, 702592), (384, 680636), (496, 526944), (499, 523776), (512, 510477), (528, 495008), (682, 383232), (704, 371256), (744, 351296), (768, 340318), (992, 263472), (998, 261888), (1023, 255488), (1056, 247504), (1364, 191616), (1408, 185628), (1488, 175648), (1497, 174592), (1536, 170159), (1984, 131736), (1996, 130944), (2046, 127744), (2112, 123752), (2728, 95808), (2816, 92814), (2976, 87824), (2994, 87296), (3968, 65868), (3992, 65472), (4092, 63872), (4224, 61876), (5456, 47904), (5489, 47616), (5632, 46407), (5952, 43912), (5988, 43648), (7936, 32934), (7984, 32736), (8184, 31936), (8448, 30938), (10912, 23952), (10978, 23808), (11904, 21956), (11976, 21824), (15469, 16896), (15872, 16467), (15968, 16368)]