505991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{351383}}^1$

素因数の和:351404

約数の個数: 72

約数和(自身を含む): 1726700976

約数和(自身を除く): 1220709456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 351383, 702766, 1054149, 1405532, 1756915, 2108298, 2811064, 3162447, 3513830, 4216596, 5270745, 5622128, 6324894, 7027660, 8433192, 10541490, 11244256, 12649788, 14055320, 15812235, 16866384, 21082980, 25299576, 28110640, 31624470, 33732768, 42165960, 50599152, 56221280, 63248940, 84331920, 101198304, 126497880, 168663840, 252995760, 505991520]

約数ペア:

[(1, 505991520), (2, 252995760), (3, 168663840), (4, 126497880), (5, 101198304), (6, 84331920), (8, 63248940), (9, 56221280), (10, 50599152), (12, 42165960), (15, 33732768), (16, 31624470), (18, 28110640), (20, 25299576), (24, 21082980), (30, 16866384), (32, 15812235), (36, 14055320), (40, 12649788), (45, 11244256), (48, 10541490), (60, 8433192), (72, 7027660), (80, 6324894), (90, 5622128), (96, 5270745), (120, 4216596), (144, 3513830), (160, 3162447), (180, 2811064), (240, 2108298), (288, 1756915), (360, 1405532), (480, 1054149), (720, 702766), (1440, 351383)]