201021000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1811}}^1$

素因数の和:1872

約数の個数: 128

約数和(自身を含む): 644492160

約数和(自身を除く): 443471160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 100, 111, 120, 125, 148, 150, 185, 200, 222, 250, 296, 300, 370, 375, 444, 500, 555, 600, 740, 750, 888, 925, 1000, 1110, 1480, 1500, 1811, 1850, 2220, 2775, 3000, 3622, 3700, 4440, 4625, 5433, 5550, 7244, 7400, 9055, 9250, 10866, 11100, 13875, 14488, 18110, 18500, 21732, 22200, 27165, 27750, 36220, 37000, 43464, 45275, 54330, 55500, 67007, 72440, 90550, 108660, 111000, 134014, 135825, 181100, 201021, 217320, 226375, 268028, 271650, 335035, 362200, 402042, 452750, 536056, 543300, 670070, 679125, 804084, 905500, 1005105, 1086600, 1340140, 1358250, 1608168, 1675175, 1811000, 2010210, 2680280, 2716500, 3350350, 4020420, 5025525, 5433000, 6700700, 8040840, 8375875, 10051050, 13401400, 16751750, 20102100, 25127625, 33503500, 40204200, 50255250, 67007000, 100510500, 201021000]

約数ペア:

[(1, 201021000), (2, 100510500), (3, 67007000), (4, 50255250), (5, 40204200), (6, 33503500), (8, 25127625), (10, 20102100), (12, 16751750), (15, 13401400), (20, 10051050), (24, 8375875), (25, 8040840), (30, 6700700), (37, 5433000), (40, 5025525), (50, 4020420), (60, 3350350), (74, 2716500), (75, 2680280), (100, 2010210), (111, 1811000), (120, 1675175), (125, 1608168), (148, 1358250), (150, 1340140), (185, 1086600), (200, 1005105), (222, 905500), (250, 804084), (296, 679125), (300, 670070), (370, 543300), (375, 536056), (444, 452750), (500, 402042), (555, 362200), (600, 335035), (740, 271650), (750, 268028), (888, 226375), (925, 217320), (1000, 201021), (1110, 181100), (1480, 135825), (1500, 134014), (1811, 111000), (1850, 108660), (2220, 90550), (2775, 72440), (3000, 67007), (3622, 55500), (3700, 54330), (4440, 45275), (4625, 43464), (5433, 37000), (5550, 36220), (7244, 27750), (7400, 27165), (9055, 22200), (9250, 21732), (10866, 18500), (11100, 18110), (13875, 14488)]