1981850400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1108

約数の個数: 216

約数和(自身を含む): 7015996260

約数和(自身を除く): 5034145860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 409, 450, 480, 600, 673, 720, 800, 818, 900, 1200, 1227, 1346, 1440, 1636, 1800, 2019, 2045, 2400, 2454, 2692, 3272, 3365, 3600, 3681, 4038, 4090, 4908, 5384, 6057, 6135, 6544, 6730, 7200, 7362, 8076, 8180, 9816, 10095, 10225, 10768, 12114, 12270, 13088, 13460, 14724, 16152, 16360, 16825, 18405, 19632, 20190, 20450, 21536, 24228, 24540, 26920, 29448, 30285, 30675, 32304, 32720, 33650, 36810, 39264, 40380, 40900, 48456, 49080, 50475, 53840, 58896, 60570, 61350, 64608, 65440, 67300, 73620, 80760, 81800, 92025, 96912, 98160, 100950, 107680, 117792, 121140, 122700, 134600, 147240, 151425, 161520, 163600, 184050, 193824, 196320, 201900, 242280, 245400, 269200, 275257, 294480, 302850, 323040, 327200, 368100, 403800, 484560, 490800, 538400, 550514, 588960, 605700, 736200, 807600, 825771, 969120, 981600, 1101028, 1211400, 1376285, 1472400, 1615200, 1651542, 2202056, 2422800, 2477313, 2752570, 2944800, 3303084, 4128855, 4404112, 4845600, 4954626, 5505140, 6606168, 6881425, 8257710, 8808224, 9909252, 11010280, 12386565, 13212336, 13762850, 16515420, 19818504, 20644275, 22020560, 24773130, 26424672, 27525700, 33030840, 39637008, 41288550, 44041120, 49546260, 55051400, 61932825, 66061680, 79274016, 82577100, 99092520, 110102800, 123865650, 132123360, 165154200, 198185040, 220205600, 247731300, 330308400, 396370080, 495462600, 660616800, 990925200, 1981850400]

約数ペア:

[(1, 1981850400), (2, 990925200), (3, 660616800), (4, 495462600), (5, 396370080), (6, 330308400), (8, 247731300), (9, 220205600), (10, 198185040), (12, 165154200), (15, 132123360), (16, 123865650), (18, 110102800), (20, 99092520), (24, 82577100), (25, 79274016), (30, 66061680), (32, 61932825), (36, 55051400), (40, 49546260), (45, 44041120), (48, 41288550), (50, 39637008), (60, 33030840), (72, 27525700), (75, 26424672), (80, 24773130), (90, 22020560), (96, 20644275), (100, 19818504), (120, 16515420), (144, 13762850), (150, 13212336), (160, 12386565), (180, 11010280), (200, 9909252), (225, 8808224), (240, 8257710), (288, 6881425), (300, 6606168), (360, 5505140), (400, 4954626), (409, 4845600), (450, 4404112), (480, 4128855), (600, 3303084), (673, 2944800), (720, 2752570), (800, 2477313), (818, 2422800), (900, 2202056), (1200, 1651542), (1227, 1615200), (1346, 1472400), (1440, 1376285), (1636, 1211400), (1800, 1101028), (2019, 981600), (2045, 969120), (2400, 825771), (2454, 807600), (2692, 736200), (3272, 605700), (3365, 588960), (3600, 550514), (3681, 538400), (4038, 490800), (4090, 484560), (4908, 403800), (5384, 368100), (6057, 327200), (6135, 323040), (6544, 302850), (6730, 294480), (7200, 275257), (7362, 269200), (8076, 245400), (8180, 242280), (9816, 201900), (10095, 196320), (10225, 193824), (10768, 184050), (12114, 163600), (12270, 161520), (13088, 151425), (13460, 147240), (14724, 134600), (16152, 122700), (16360, 121140), (16825, 117792), (18405, 107680), (19632, 100950), (20190, 98160), (20450, 96912), (21536, 92025), (24228, 81800), (24540, 80760), (26920, 73620), (29448, 67300), (30285, 65440), (30675, 64608), (32304, 61350), (32720, 60570), (33650, 58896), (36810, 53840), (39264, 50475), (40380, 49080), (40900, 48456)]