397520640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3137}}^1$

素因数の和:3175

約数の個数: 216

約数和(自身を含む): 1500892848

約数和(自身を除く): 1103372208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2112, 2304, 2640, 2816, 2880, 3137, 3168, 3520, 3840, 3960, 4224, 5280, 5760, 6274, 6336, 7040, 7920, 8448, 9411, 10560, 11520, 12548, 12672, 14080, 15685, 15840, 18822, 21120, 25096, 25344, 28233, 31370, 31680, 34507, 37644, 42240, 47055, 50192, 56466, 62740, 63360, 69014, 75288, 94110, 100384, 103521, 112932, 125480, 126720, 138028, 141165, 150576, 172535, 188220, 200768, 207042, 225864, 250960, 276056, 282330, 301152, 310563, 345070, 376440, 401536, 414084, 451728, 501920, 517605, 552112, 564660, 602304, 621126, 690140, 752880, 803072, 828168, 903456, 1003840, 1035210, 1104224, 1129320, 1204608, 1242252, 1380280, 1505760, 1552815, 1656336, 1806912, 2007680, 2070420, 2208448, 2258640, 2409216, 2484504, 2760560, 3011520, 3105630, 3312672, 3613824, 4015360, 4140840, 4416896, 4517280, 4969008, 5521120, 6023040, 6211260, 6625344, 7227648, 8281680, 8833792, 9034560, 9938016, 11042240, 12046080, 12422520, 13250688, 16563360, 18069120, 19876032, 22084480, 24845040, 26501376, 33126720, 36138240, 39752064, 44168960, 49690080, 66253440, 79504128, 99380160, 132506880, 198760320, 397520640]

約数ペア:

[(1, 397520640), (2, 198760320), (3, 132506880), (4, 99380160), (5, 79504128), (6, 66253440), (8, 49690080), (9, 44168960), (10, 39752064), (11, 36138240), (12, 33126720), (15, 26501376), (16, 24845040), (18, 22084480), (20, 19876032), (22, 18069120), (24, 16563360), (30, 13250688), (32, 12422520), (33, 12046080), (36, 11042240), (40, 9938016), (44, 9034560), (45, 8833792), (48, 8281680), (55, 7227648), (60, 6625344), (64, 6211260), (66, 6023040), (72, 5521120), (80, 4969008), (88, 4517280), (90, 4416896), (96, 4140840), (99, 4015360), (110, 3613824), (120, 3312672), (128, 3105630), (132, 3011520), (144, 2760560), (160, 2484504), (165, 2409216), (176, 2258640), (180, 2208448), (192, 2070420), (198, 2007680), (220, 1806912), (240, 1656336), (256, 1552815), (264, 1505760), (288, 1380280), (320, 1242252), (330, 1204608), (352, 1129320), (360, 1104224), (384, 1035210), (396, 1003840), (440, 903456), (480, 828168), (495, 803072), (528, 752880), (576, 690140), (640, 621126), (660, 602304), (704, 564660), (720, 552112), (768, 517605), (792, 501920), (880, 451728), (960, 414084), (990, 401536), (1056, 376440), (1152, 345070), (1280, 310563), (1320, 301152), (1408, 282330), (1440, 276056), (1584, 250960), (1760, 225864), (1920, 207042), (1980, 200768), (2112, 188220), (2304, 172535), (2640, 150576), (2816, 141165), (2880, 138028), (3137, 126720), (3168, 125480), (3520, 112932), (3840, 103521), (3960, 100384), (4224, 94110), (5280, 75288), (5760, 69014), (6274, 63360), (6336, 62740), (7040, 56466), (7920, 50192), (8448, 47055), (9411, 42240), (10560, 37644), (11520, 34507), (12548, 31680), (12672, 31370), (14080, 28233), (15685, 25344), (15840, 25096), (18822, 21120)]