51161520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213173}}^1$

素因数の和:213189

約数の個数: 40

約数和(自身を含む): 158601456

約数和(自身を除く): 107439936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213173, 426346, 639519, 852692, 1065865, 1279038, 1705384, 2131730, 2558076, 3197595, 3410768, 4263460, 5116152, 6395190, 8526920, 10232304, 12790380, 17053840, 25580760, 51161520]

約数ペア:

[(1, 51161520), (2, 25580760), (3, 17053840), (4, 12790380), (5, 10232304), (6, 8526920), (8, 6395190), (10, 5116152), (12, 4263460), (15, 3410768), (16, 3197595), (20, 2558076), (24, 2131730), (30, 1705384), (40, 1279038), (48, 1065865), (60, 852692), (80, 639519), (120, 426346), (240, 213173)]