251455872

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 128

約数和(自身を含む): 708549120

約数和(自身を除く): 457093248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 71, 92, 96, 128, 138, 142, 184, 192, 213, 276, 284, 368, 384, 401, 426, 552, 568, 736, 802, 852, 1104, 1136, 1203, 1472, 1604, 1633, 1704, 2208, 2272, 2406, 2944, 3208, 3266, 3408, 4416, 4544, 4812, 4899, 6416, 6532, 6816, 8832, 9088, 9223, 9624, 9798, 12832, 13064, 13632, 18446, 19248, 19596, 25664, 26128, 27264, 27669, 28471, 36892, 38496, 39192, 51328, 52256, 55338, 56942, 73784, 76992, 78384, 85413, 104512, 110676, 113884, 147568, 153984, 156768, 170826, 209024, 221352, 227768, 295136, 313536, 341652, 442704, 455536, 590272, 627072, 654833, 683304, 885408, 911072, 1180544, 1309666, 1366608, 1770816, 1822144, 1964499, 2619332, 2733216, 3541632, 3644288, 3928998, 5238664, 5466432, 7857996, 10477328, 10932864, 15715992, 20954656, 31431984, 41909312, 62863968, 83818624, 125727936, 251455872]

約数ペア:

[(1, 251455872), (2, 125727936), (3, 83818624), (4, 62863968), (6, 41909312), (8, 31431984), (12, 20954656), (16, 15715992), (23, 10932864), (24, 10477328), (32, 7857996), (46, 5466432), (48, 5238664), (64, 3928998), (69, 3644288), (71, 3541632), (92, 2733216), (96, 2619332), (128, 1964499), (138, 1822144), (142, 1770816), (184, 1366608), (192, 1309666), (213, 1180544), (276, 911072), (284, 885408), (368, 683304), (384, 654833), (401, 627072), (426, 590272), (552, 455536), (568, 442704), (736, 341652), (802, 313536), (852, 295136), (1104, 227768), (1136, 221352), (1203, 209024), (1472, 170826), (1604, 156768), (1633, 153984), (1704, 147568), (2208, 113884), (2272, 110676), (2406, 104512), (2944, 85413), (3208, 78384), (3266, 76992), (3408, 73784), (4416, 56942), (4544, 55338), (4812, 52256), (4899, 51328), (6416, 39192), (6532, 38496), (6816, 36892), (8832, 28471), (9088, 27669), (9223, 27264), (9624, 26128), (9798, 25664), (12832, 19596), (13064, 19248), (13632, 18446)]