30761520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128173}}^1$

素因数の和:128189

約数の個数: 40

約数和(自身を含む): 95361456

約数和(自身を除く): 64599936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128173, 256346, 384519, 512692, 640865, 769038, 1025384, 1281730, 1538076, 1922595, 2050768, 2563460, 3076152, 3845190, 5126920, 6152304, 7690380, 10253840, 15380760, 30761520]

約数ペア:

[(1, 30761520), (2, 15380760), (3, 10253840), (4, 7690380), (5, 6152304), (6, 5126920), (8, 3845190), (10, 3076152), (12, 2563460), (15, 2050768), (16, 1922595), (20, 1538076), (24, 1281730), (30, 1025384), (40, 769038), (48, 640865), (60, 512692), (80, 384519), (120, 256346), (240, 128173)]