253167824

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 639959040

約数和(自身を除く): 386791216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 71, 79, 91, 104, 112, 124, 142, 158, 182, 208, 217, 248, 284, 316, 364, 403, 434, 496, 497, 553, 568, 632, 728, 806, 868, 923, 994, 1027, 1106, 1136, 1264, 1456, 1612, 1736, 1846, 1988, 2054, 2201, 2212, 2449, 2821, 3224, 3472, 3692, 3976, 4108, 4402, 4424, 4898, 5609, 5642, 6448, 6461, 7189, 7384, 7952, 8216, 8804, 8848, 9796, 11218, 11284, 12922, 14378, 14768, 15407, 16432, 17143, 17608, 19592, 22436, 22568, 25844, 28613, 28756, 30814, 31837, 34286, 35216, 39184, 39263, 44872, 45136, 51688, 57226, 57512, 61628, 63674, 68572, 72917, 78526, 89744, 103376, 114452, 115024, 123256, 127348, 137144, 145834, 157052, 173879, 200291, 222859, 228904, 246512, 254696, 274288, 291668, 314104, 347758, 400582, 445718, 457808, 509392, 510419, 583336, 628208, 695516, 801164, 891436, 1020838, 1166672, 1217153, 1391032, 1602328, 1782872, 2041676, 2260427, 2434306, 2782064, 3204656, 3565744, 4083352, 4520854, 4868612, 8166704, 9041708, 9737224, 15822989, 18083416, 19474448, 31645978, 36166832, 63291956, 126583912, 253167824]

約数ペア:

[(1, 253167824), (2, 126583912), (4, 63291956), (7, 36166832), (8, 31645978), (13, 19474448), (14, 18083416), (16, 15822989), (26, 9737224), (28, 9041708), (31, 8166704), (52, 4868612), (56, 4520854), (62, 4083352), (71, 3565744), (79, 3204656), (91, 2782064), (104, 2434306), (112, 2260427), (124, 2041676), (142, 1782872), (158, 1602328), (182, 1391032), (208, 1217153), (217, 1166672), (248, 1020838), (284, 891436), (316, 801164), (364, 695516), (403, 628208), (434, 583336), (496, 510419), (497, 509392), (553, 457808), (568, 445718), (632, 400582), (728, 347758), (806, 314104), (868, 291668), (923, 274288), (994, 254696), (1027, 246512), (1106, 228904), (1136, 222859), (1264, 200291), (1456, 173879), (1612, 157052), (1736, 145834), (1846, 137144), (1988, 127348), (2054, 123256), (2201, 115024), (2212, 114452), (2449, 103376), (2821, 89744), (3224, 78526), (3472, 72917), (3692, 68572), (3976, 63674), (4108, 61628), (4402, 57512), (4424, 57226), (4898, 51688), (5609, 45136), (5642, 44872), (6448, 39263), (6461, 39184), (7189, 35216), (7384, 34286), (7952, 31837), (8216, 30814), (8804, 28756), (8848, 28613), (9796, 25844), (11218, 22568), (11284, 22436), (12922, 19592), (14378, 17608), (14768, 17143), (15407, 16432)]