21810000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{727}}^1$

素因数の和:758

約数の個数: 100

約数和(自身を含む): 70502432

約数和(自身を除く): 48692432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 625, 727, 750, 1000, 1200, 1250, 1454, 1500, 1875, 2000, 2181, 2500, 2908, 3000, 3635, 3750, 4362, 5000, 5816, 6000, 7270, 7500, 8724, 10000, 10905, 11632, 14540, 15000, 17448, 18175, 21810, 29080, 30000, 34896, 36350, 43620, 54525, 58160, 72700, 87240, 90875, 109050, 145400, 174480, 181750, 218100, 272625, 290800, 363500, 436200, 454375, 545250, 727000, 872400, 908750, 1090500, 1363125, 1454000, 1817500, 2181000, 2726250, 3635000, 4362000, 5452500, 7270000, 10905000, 21810000]

約数ペア:

[(1, 21810000), (2, 10905000), (3, 7270000), (4, 5452500), (5, 4362000), (6, 3635000), (8, 2726250), (10, 2181000), (12, 1817500), (15, 1454000), (16, 1363125), (20, 1090500), (24, 908750), (25, 872400), (30, 727000), (40, 545250), (48, 454375), (50, 436200), (60, 363500), (75, 290800), (80, 272625), (100, 218100), (120, 181750), (125, 174480), (150, 145400), (200, 109050), (240, 90875), (250, 87240), (300, 72700), (375, 58160), (400, 54525), (500, 43620), (600, 36350), (625, 34896), (727, 30000), (750, 29080), (1000, 21810), (1200, 18175), (1250, 17448), (1454, 15000), (1500, 14540), (1875, 11632), (2000, 10905), (2181, 10000), (2500, 8724), (2908, 7500), (3000, 7270), (3635, 6000), (3750, 5816), (4362, 5000)]