1268489248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 2942775360

約数和(自身を除く): 1674286112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 167, 208, 247, 248, 304, 334, 403, 416, 494, 496, 589, 608, 668, 806, 961, 988, 992, 1178, 1336, 1612, 1922, 1976, 2171, 2356, 2672, 3173, 3224, 3844, 3952, 4342, 4712, 5177, 5344, 6346, 6448, 7657, 7688, 7904, 8684, 9424, 10354, 12493, 12692, 12896, 15314, 15376, 17368, 18259, 18848, 20708, 24986, 25384, 30628, 30752, 34736, 36518, 41249, 41416, 49972, 50768, 61256, 67301, 69472, 73036, 82498, 82832, 98363, 99944, 101536, 122512, 134602, 146072, 160487, 164996, 165664, 196726, 199888, 237367, 245024, 269204, 292144, 320974, 329992, 393452, 399776, 474734, 538408, 584288, 641948, 659984, 786904, 949468, 1076816, 1278719, 1283896, 1319968, 1573808, 1898936, 2086331, 2153632, 2557438, 2567792, 3049253, 3147616, 3797872, 4172662, 5114876, 5135584, 6098506, 7595744, 8345324, 10229752, 12197012, 16690648, 20459504, 24394024, 33381296, 39640289, 40919008, 48788048, 66762592, 79280578, 97576096, 158561156, 317122312, 634244624, 1268489248]

約数ペア:

[(1, 1268489248), (2, 634244624), (4, 317122312), (8, 158561156), (13, 97576096), (16, 79280578), (19, 66762592), (26, 48788048), (31, 40919008), (32, 39640289), (38, 33381296), (52, 24394024), (62, 20459504), (76, 16690648), (104, 12197012), (124, 10229752), (152, 8345324), (167, 7595744), (208, 6098506), (247, 5135584), (248, 5114876), (304, 4172662), (334, 3797872), (403, 3147616), (416, 3049253), (494, 2567792), (496, 2557438), (589, 2153632), (608, 2086331), (668, 1898936), (806, 1573808), (961, 1319968), (988, 1283896), (992, 1278719), (1178, 1076816), (1336, 949468), (1612, 786904), (1922, 659984), (1976, 641948), (2171, 584288), (2356, 538408), (2672, 474734), (3173, 399776), (3224, 393452), (3844, 329992), (3952, 320974), (4342, 292144), (4712, 269204), (5177, 245024), (5344, 237367), (6346, 199888), (6448, 196726), (7657, 165664), (7688, 164996), (7904, 160487), (8684, 146072), (9424, 134602), (10354, 122512), (12493, 101536), (12692, 99944), (12896, 98363), (15314, 82832), (15376, 82498), (17368, 73036), (18259, 69472), (18848, 67301), (20708, 61256), (24986, 50768), (25384, 49972), (30628, 41416), (30752, 41249), (34736, 36518)]