505693440

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{6271}}^1$

素因数の和:6305

約数の個数: 216

約数和(自身を含む): 1999915008

約数和(自身を除く): 1494221568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6271, 6720, 8064, 8960, 10080, 11520, 12542, 13440, 16128, 18813, 20160, 25084, 26880, 31355, 37626, 40320, 43897, 50168, 56439, 62710, 75252, 80640, 87794, 94065, 100336, 112878, 125420, 131691, 150504, 175588, 188130, 200672, 219485, 225756, 250840, 263382, 282195, 301008, 351176, 376260, 395073, 401344, 438970, 451512, 501680, 526764, 564390, 602016, 658455, 702352, 752520, 790146, 802688, 877940, 903024, 1003360, 1053528, 1128780, 1204032, 1316910, 1404704, 1505040, 1580292, 1605376, 1755880, 1806048, 1975365, 2006720, 2107056, 2257560, 2408064, 2633820, 2809408, 3010080, 3160584, 3511760, 3612096, 3950730, 4013440, 4214112, 4515120, 4816128, 5267640, 5618816, 6020160, 6321168, 7023520, 7224192, 7901460, 8026880, 8428224, 9030240, 10535280, 11237632, 12040320, 12642336, 14047040, 14448384, 15802920, 16856448, 18060480, 21070560, 24080640, 25284672, 28094080, 31605840, 33712896, 36120960, 42141120, 50569344, 56188160, 63211680, 72241920, 84282240, 101138688, 126423360, 168564480, 252846720, 505693440]

約数ペア:

[(1, 505693440), (2, 252846720), (3, 168564480), (4, 126423360), (5, 101138688), (6, 84282240), (7, 72241920), (8, 63211680), (9, 56188160), (10, 50569344), (12, 42141120), (14, 36120960), (15, 33712896), (16, 31605840), (18, 28094080), (20, 25284672), (21, 24080640), (24, 21070560), (28, 18060480), (30, 16856448), (32, 15802920), (35, 14448384), (36, 14047040), (40, 12642336), (42, 12040320), (45, 11237632), (48, 10535280), (56, 9030240), (60, 8428224), (63, 8026880), (64, 7901460), (70, 7224192), (72, 7023520), (80, 6321168), (84, 6020160), (90, 5618816), (96, 5267640), (105, 4816128), (112, 4515120), (120, 4214112), (126, 4013440), (128, 3950730), (140, 3612096), (144, 3511760), (160, 3160584), (168, 3010080), (180, 2809408), (192, 2633820), (210, 2408064), (224, 2257560), (240, 2107056), (252, 2006720), (256, 1975365), (280, 1806048), (288, 1755880), (315, 1605376), (320, 1580292), (336, 1505040), (360, 1404704), (384, 1316910), (420, 1204032), (448, 1128780), (480, 1053528), (504, 1003360), (560, 903024), (576, 877940), (630, 802688), (640, 790146), (672, 752520), (720, 702352), (768, 658455), (840, 602016), (896, 564390), (960, 526764), (1008, 501680), (1120, 451512), (1152, 438970), (1260, 401344), (1280, 395073), (1344, 376260), (1440, 351176), (1680, 301008), (1792, 282195), (1920, 263382), (2016, 250840), (2240, 225756), (2304, 219485), (2520, 200672), (2688, 188130), (2880, 175588), (3360, 150504), (3840, 131691), (4032, 125420), (4480, 112878), (5040, 100336), (5376, 94065), (5760, 87794), (6271, 80640), (6720, 75252), (8064, 62710), (8960, 56439), (10080, 50168), (11520, 43897), (12542, 40320), (13440, 37626), (16128, 31355), (18813, 26880), (20160, 25084)]