128967000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{42989}}^1$

素因数の和:43013

約数の個数: 64

約数和(自身を含む): 402386400

約数和(自身を除く): 273419400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 42989, 85978, 128967, 171956, 214945, 257934, 343912, 429890, 515868, 644835, 859780, 1031736, 1074725, 1289670, 1719560, 2149450, 2579340, 3224175, 4298900, 5158680, 5373625, 6448350, 8597800, 10747250, 12896700, 16120875, 21494500, 25793400, 32241750, 42989000, 64483500, 128967000]

約数ペア:

[(1, 128967000), (2, 64483500), (3, 42989000), (4, 32241750), (5, 25793400), (6, 21494500), (8, 16120875), (10, 12896700), (12, 10747250), (15, 8597800), (20, 6448350), (24, 5373625), (25, 5158680), (30, 4298900), (40, 3224175), (50, 2579340), (60, 2149450), (75, 1719560), (100, 1289670), (120, 1074725), (125, 1031736), (150, 859780), (200, 644835), (250, 515868), (300, 429890), (375, 343912), (500, 257934), (600, 214945), (750, 171956), (1000, 128967), (1500, 85978), (3000, 42989)]