123178560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{128311}}^1$

素因数の和:128331

約数の個数: 56

約数和(自身を含む): 391094976

約数和(自身を除く): 267916416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 128311, 256622, 384933, 513244, 641555, 769866, 1026488, 1283110, 1539732, 1924665, 2052976, 2566220, 3079464, 3849330, 4105952, 5132440, 6158928, 7698660, 8211904, 10264880, 12317856, 15397320, 20529760, 24635712, 30794640, 41059520, 61589280, 123178560]

約数ペア:

[(1, 123178560), (2, 61589280), (3, 41059520), (4, 30794640), (5, 24635712), (6, 20529760), (8, 15397320), (10, 12317856), (12, 10264880), (15, 8211904), (16, 7698660), (20, 6158928), (24, 5132440), (30, 4105952), (32, 3849330), (40, 3079464), (48, 2566220), (60, 2052976), (64, 1924665), (80, 1539732), (96, 1283110), (120, 1026488), (160, 769866), (192, 641555), (240, 513244), (320, 384933), (480, 256622), (960, 128311)]