1820413440

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{8779}}^1$

素因数の和:8814

約数の個数: 200

約数和(自身を含む): 6520888440

約数和(自身を除く): 4700475000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3240, 3456, 3840, 4320, 4608, 5184, 5760, 6480, 6912, 7680, 8640, 8779, 10368, 11520, 12960, 13824, 17280, 17558, 20736, 23040, 25920, 26337, 34560, 35116, 41472, 43895, 51840, 52674, 69120, 70232, 79011, 87790, 103680, 105348, 131685, 140464, 158022, 175580, 207360, 210696, 237033, 263370, 280928, 316044, 351160, 395055, 421392, 474066, 526740, 561856, 632088, 702320, 711099, 790110, 842784, 948132, 1053480, 1123712, 1185165, 1264176, 1404640, 1422198, 1580220, 1685568, 1896264, 2106960, 2247424, 2370330, 2528352, 2809280, 2844396, 3160440, 3371136, 3555495, 3792528, 4213920, 4494848, 4740660, 5056704, 5618560, 5688792, 6320880, 6742272, 7110990, 7585056, 8427840, 9481320, 10113408, 11237120, 11377584, 12641760, 13484544, 14221980, 15170112, 16855680, 18962640, 20226816, 22474240, 22755168, 25283520, 28443960, 30340224, 33711360, 37925280, 40453632, 45510336, 50567040, 56887920, 60680448, 67422720, 75850560, 91020672, 101134080, 113775840, 121360896, 151701120, 182041344, 202268160, 227551680, 303402240, 364082688, 455103360, 606804480, 910206720, 1820413440]

約数ペア:

[(1, 1820413440), (2, 910206720), (3, 606804480), (4, 455103360), (5, 364082688), (6, 303402240), (8, 227551680), (9, 202268160), (10, 182041344), (12, 151701120), (15, 121360896), (16, 113775840), (18, 101134080), (20, 91020672), (24, 75850560), (27, 67422720), (30, 60680448), (32, 56887920), (36, 50567040), (40, 45510336), (45, 40453632), (48, 37925280), (54, 33711360), (60, 30340224), (64, 28443960), (72, 25283520), (80, 22755168), (81, 22474240), (90, 20226816), (96, 18962640), (108, 16855680), (120, 15170112), (128, 14221980), (135, 13484544), (144, 12641760), (160, 11377584), (162, 11237120), (180, 10113408), (192, 9481320), (216, 8427840), (240, 7585056), (256, 7110990), (270, 6742272), (288, 6320880), (320, 5688792), (324, 5618560), (360, 5056704), (384, 4740660), (405, 4494848), (432, 4213920), (480, 3792528), (512, 3555495), (540, 3371136), (576, 3160440), (640, 2844396), (648, 2809280), (720, 2528352), (768, 2370330), (810, 2247424), (864, 2106960), (960, 1896264), (1080, 1685568), (1152, 1580220), (1280, 1422198), (1296, 1404640), (1440, 1264176), (1536, 1185165), (1620, 1123712), (1728, 1053480), (1920, 948132), (2160, 842784), (2304, 790110), (2560, 711099), (2592, 702320), (2880, 632088), (3240, 561856), (3456, 526740), (3840, 474066), (4320, 421392), (4608, 395055), (5184, 351160), (5760, 316044), (6480, 280928), (6912, 263370), (7680, 237033), (8640, 210696), (8779, 207360), (10368, 175580), (11520, 158022), (12960, 140464), (13824, 131685), (17280, 105348), (17558, 103680), (20736, 87790), (23040, 79011), (25920, 70232), (26337, 69120), (34560, 52674), (35116, 51840), (41472, 43895)]