218100000

素因数分解:

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

素因数の和:765

約数の個数: 144

約数和(自身を含む): 716579136

約数和(自身を除く): 498479136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 625, 727, 750, 800, 1000, 1200, 1250, 1454, 1500, 1875, 2000, 2181, 2400, 2500, 2908, 3000, 3125, 3635, 3750, 4000, 4362, 5000, 5816, 6000, 6250, 7270, 7500, 8724, 9375, 10000, 10905, 11632, 12000, 12500, 14540, 15000, 17448, 18175, 18750, 20000, 21810, 23264, 25000, 29080, 30000, 34896, 36350, 37500, 43620, 50000, 54525, 58160, 60000, 69792, 72700, 75000, 87240, 90875, 100000, 109050, 116320, 145400, 150000, 174480, 181750, 218100, 272625, 290800, 300000, 348960, 363500, 436200, 454375, 545250, 581600, 727000, 872400, 908750, 1090500, 1363125, 1454000, 1744800, 1817500, 2181000, 2271875, 2726250, 2908000, 3635000, 4362000, 4543750, 5452500, 6815625, 7270000, 8724000, 9087500, 10905000, 13631250, 14540000, 18175000, 21810000, 27262500, 36350000, 43620000, 54525000, 72700000, 109050000, 218100000]

約数ペア:

[(1, 218100000), (2, 109050000), (3, 72700000), (4, 54525000), (5, 43620000), (6, 36350000), (8, 27262500), (10, 21810000), (12, 18175000), (15, 14540000), (16, 13631250), (20, 10905000), (24, 9087500), (25, 8724000), (30, 7270000), (32, 6815625), (40, 5452500), (48, 4543750), (50, 4362000), (60, 3635000), (75, 2908000), (80, 2726250), (96, 2271875), (100, 2181000), (120, 1817500), (125, 1744800), (150, 1454000), (160, 1363125), (200, 1090500), (240, 908750), (250, 872400), (300, 727000), (375, 581600), (400, 545250), (480, 454375), (500, 436200), (600, 363500), (625, 348960), (727, 300000), (750, 290800), (800, 272625), (1000, 218100), (1200, 181750), (1250, 174480), (1454, 150000), (1500, 145400), (1875, 116320), (2000, 109050), (2181, 100000), (2400, 90875), (2500, 87240), (2908, 75000), (3000, 72700), (3125, 69792), (3635, 60000), (3750, 58160), (4000, 54525), (4362, 50000), (5000, 43620), (5816, 37500), (6000, 36350), (6250, 34896), (7270, 30000), (7500, 29080), (8724, 25000), (9375, 23264), (10000, 21810), (10905, 20000), (11632, 18750), (12000, 18175), (12500, 17448), (14540, 15000)]