28205180864

素因数分解:

$2^6\times 7^4\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:293

約数の個数: 210

約数和(自身を含む): 67821486912

約数和(自身を除く): 39616306048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 191, 196, 217, 224, 248, 343, 382, 392, 434, 448, 496, 686, 764, 784, 868, 961, 992, 1337, 1372, 1519, 1528, 1568, 1736, 1922, 1984, 2401, 2674, 2744, 3038, 3056, 3136, 3472, 3844, 4802, 5348, 5488, 5921, 6076, 6112, 6727, 6944, 7688, 9359, 9604, 10633, 10696, 10976, 11842, 12152, 12224, 13454, 13888, 15376, 18718, 19208, 21266, 21392, 21952, 23684, 24304, 26908, 30752, 37436, 38416, 41447, 42532, 42784, 47089, 47368, 48608, 53816, 61504, 65513, 74431, 74872, 76832, 82894, 85064, 85568, 94178, 94736, 97216, 107632, 131026, 148862, 149744, 153664, 165788, 170128, 183551, 188356, 189472, 215264, 262052, 290129, 297724, 299488, 329623, 331576, 340256, 367102, 376712, 378944, 430528, 458591, 524104, 580258, 595448, 598976, 659246, 663152, 680512, 734204, 753424, 917182, 1048208, 1160516, 1190896, 1284857, 1318492, 1326304, 1468408, 1506848, 1834364, 2030903, 2096416, 2307361, 2321032, 2381792, 2569714, 2636984, 2652608, 2936816, 3013696, 3668728, 4061806, 4192832, 4614722, 4642064, 4763584, 5139428, 5273968, 5873632, 7337456, 8123612, 8993999, 9229444, 9284128, 10278856, 10547936, 11747264, 14216321, 14674912, 16247224, 17987998, 18458888, 18568256, 20557712, 21095872, 28432642, 29349824, 32494448, 35975996, 36917776, 41115424, 56865284, 62957993, 64988896, 71951992, 73835552, 82230848, 113730568, 125915986, 129977792, 143903984, 147671104, 227461136, 251831972, 287807968, 440705951, 454922272, 503663944, 575615936, 881411902, 909844544, 1007327888, 1762823804, 2014655776, 3525647608, 4029311552, 7051295216, 14102590432, 28205180864]

約数ペア:

[(1, 28205180864), (2, 14102590432), (4, 7051295216), (7, 4029311552), (8, 3525647608), (14, 2014655776), (16, 1762823804), (28, 1007327888), (31, 909844544), (32, 881411902), (49, 575615936), (56, 503663944), (62, 454922272), (64, 440705951), (98, 287807968), (112, 251831972), (124, 227461136), (191, 147671104), (196, 143903984), (217, 129977792), (224, 125915986), (248, 113730568), (343, 82230848), (382, 73835552), (392, 71951992), (434, 64988896), (448, 62957993), (496, 56865284), (686, 41115424), (764, 36917776), (784, 35975996), (868, 32494448), (961, 29349824), (992, 28432642), (1337, 21095872), (1372, 20557712), (1519, 18568256), (1528, 18458888), (1568, 17987998), (1736, 16247224), (1922, 14674912), (1984, 14216321), (2401, 11747264), (2674, 10547936), (2744, 10278856), (3038, 9284128), (3056, 9229444), (3136, 8993999), (3472, 8123612), (3844, 7337456), (4802, 5873632), (5348, 5273968), (5488, 5139428), (5921, 4763584), (6076, 4642064), (6112, 4614722), (6727, 4192832), (6944, 4061806), (7688, 3668728), (9359, 3013696), (9604, 2936816), (10633, 2652608), (10696, 2636984), (10976, 2569714), (11842, 2381792), (12152, 2321032), (12224, 2307361), (13454, 2096416), (13888, 2030903), (15376, 1834364), (18718, 1506848), (19208, 1468408), (21266, 1326304), (21392, 1318492), (21952, 1284857), (23684, 1190896), (24304, 1160516), (26908, 1048208), (30752, 917182), (37436, 753424), (38416, 734204), (41447, 680512), (42532, 663152), (42784, 659246), (47089, 598976), (47368, 595448), (48608, 580258), (53816, 524104), (61504, 458591), (65513, 430528), (74431, 378944), (74872, 376712), (76832, 367102), (82894, 340256), (85064, 331576), (85568, 329623), (94178, 299488), (94736, 297724), (97216, 290129), (107632, 262052), (131026, 215264), (148862, 189472), (149744, 188356), (153664, 183551), (165788, 170128)]