280505760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{584387}}^1$

素因数の和:584405

約数の個数: 48

約数和(自身を含む): 883594656

約数和(自身を除く): 603088896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 584387, 1168774, 1753161, 2337548, 2921935, 3506322, 4675096, 5843870, 7012644, 8765805, 9350192, 11687740, 14025288, 17531610, 18700384, 23375480, 28050576, 35063220, 46750960, 56101152, 70126440, 93501920, 140252880, 280505760]

約数ペア:

[(1, 280505760), (2, 140252880), (3, 93501920), (4, 70126440), (5, 56101152), (6, 46750960), (8, 35063220), (10, 28050576), (12, 23375480), (15, 18700384), (16, 17531610), (20, 14025288), (24, 11687740), (30, 9350192), (32, 8765805), (40, 7012644), (48, 5843870), (60, 4675096), (80, 3506322), (96, 2921935), (120, 2337548), (160, 1753161), (240, 1168774), (480, 584387)]