620691840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:769

約数の個数: 192

約数和(自身を含む): 2158144560

約数和(自身を除く): 1537452720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 197, 240, 288, 320, 360, 384, 394, 480, 547, 576, 591, 640, 720, 788, 960, 985, 1094, 1152, 1182, 1440, 1576, 1641, 1773, 1920, 1970, 2188, 2364, 2735, 2880, 2955, 3152, 3282, 3546, 3940, 4376, 4728, 4923, 5470, 5760, 5910, 6304, 6564, 7092, 7880, 8205, 8752, 8865, 9456, 9846, 10940, 11820, 12608, 13128, 14184, 15760, 16410, 17504, 17730, 18912, 19692, 21880, 23640, 24615, 25216, 26256, 28368, 31520, 32820, 35008, 35460, 37824, 39384, 43760, 47280, 49230, 52512, 56736, 63040, 65640, 70016, 70920, 75648, 78768, 87520, 94560, 98460, 105024, 107759, 113472, 126080, 131280, 141840, 157536, 175040, 189120, 196920, 210048, 215518, 226944, 262560, 283680, 315072, 323277, 350080, 378240, 393840, 431036, 525120, 538795, 567360, 630144, 646554, 787680, 862072, 969831, 1050240, 1077590, 1134720, 1293108, 1575360, 1616385, 1724144, 1939662, 2155180, 2586216, 3150720, 3232770, 3448288, 3879324, 4310360, 4849155, 5172432, 6465540, 6896576, 7758648, 8620720, 9698310, 10344864, 12931080, 13793152, 15517296, 17241440, 19396620, 20689728, 25862160, 31034592, 34482880, 38793240, 41379456, 51724320, 62069184, 68965760, 77586480, 103448640, 124138368, 155172960, 206897280, 310345920, 620691840]

約数ペア:

[(1, 620691840), (2, 310345920), (3, 206897280), (4, 155172960), (5, 124138368), (6, 103448640), (8, 77586480), (9, 68965760), (10, 62069184), (12, 51724320), (15, 41379456), (16, 38793240), (18, 34482880), (20, 31034592), (24, 25862160), (30, 20689728), (32, 19396620), (36, 17241440), (40, 15517296), (45, 13793152), (48, 12931080), (60, 10344864), (64, 9698310), (72, 8620720), (80, 7758648), (90, 6896576), (96, 6465540), (120, 5172432), (128, 4849155), (144, 4310360), (160, 3879324), (180, 3448288), (192, 3232770), (197, 3150720), (240, 2586216), (288, 2155180), (320, 1939662), (360, 1724144), (384, 1616385), (394, 1575360), (480, 1293108), (547, 1134720), (576, 1077590), (591, 1050240), (640, 969831), (720, 862072), (788, 787680), (960, 646554), (985, 630144), (1094, 567360), (1152, 538795), (1182, 525120), (1440, 431036), (1576, 393840), (1641, 378240), (1773, 350080), (1920, 323277), (1970, 315072), (2188, 283680), (2364, 262560), (2735, 226944), (2880, 215518), (2955, 210048), (3152, 196920), (3282, 189120), (3546, 175040), (3940, 157536), (4376, 141840), (4728, 131280), (4923, 126080), (5470, 113472), (5760, 107759), (5910, 105024), (6304, 98460), (6564, 94560), (7092, 87520), (7880, 78768), (8205, 75648), (8752, 70920), (8865, 70016), (9456, 65640), (9846, 63040), (10940, 56736), (11820, 52512), (12608, 49230), (13128, 47280), (14184, 43760), (15760, 39384), (16410, 37824), (17504, 35460), (17730, 35008), (18912, 32820), (19692, 31520), (21880, 28368), (23640, 26256), (24615, 25216)]