1998135864

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{83339}}^1$

素因数の和:83394

約数の個数: 80

約数和(自身を含む): 5747959800

約数和(自身を除く): 3749823936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 888, 999, 1332, 1998, 2664, 2997, 3996, 5994, 7992, 11988, 23976, 83339, 166678, 250017, 333356, 500034, 666712, 750051, 1000068, 1500102, 2000136, 2250153, 3000204, 3083543, 4500306, 6000408, 6167086, 6750459, 9000612, 9250629, 12334172, 13500918, 18001224, 18501258, 24668344, 27001836, 27751887, 37002516, 54003672, 55503774, 74005032, 83255661, 111007548, 166511322, 222015096, 249766983, 333022644, 499533966, 666045288, 999067932, 1998135864]

約数ペア:

[(1, 1998135864), (2, 999067932), (3, 666045288), (4, 499533966), (6, 333022644), (8, 249766983), (9, 222015096), (12, 166511322), (18, 111007548), (24, 83255661), (27, 74005032), (36, 55503774), (37, 54003672), (54, 37002516), (72, 27751887), (74, 27001836), (81, 24668344), (108, 18501258), (111, 18001224), (148, 13500918), (162, 12334172), (216, 9250629), (222, 9000612), (296, 6750459), (324, 6167086), (333, 6000408), (444, 4500306), (648, 3083543), (666, 3000204), (888, 2250153), (999, 2000136), (1332, 1500102), (1998, 1000068), (2664, 750051), (2997, 666712), (3996, 500034), (5994, 333356), (7992, 250017), (11988, 166678), (23976, 83339)]