164643840

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{397}}^1$

素因数の和:434

約数の個数: 220

約数和(自身を含む): 591476556

約数和(自身を除く): 426832716

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, 397, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 794, 810, 864, 960, 1024, 1080, 1152, 1191, 1280, 1296, 1440, 1536, 1588, 1620, 1728, 1920, 1985, 2160, 2304, 2382, 2560, 2592, 2880, 3072, 3176, 3240, 3456, 3573, 3840, 3970, 4320, 4608, 4764, 5120, 5184, 5760, 5955, 6352, 6480, 6912, 7146, 7680, 7940, 8640, 9216, 9528, 10368, 10719, 11520, 11910, 12704, 12960, 13824, 14292, 15360, 15880, 17280, 17865, 19056, 20736, 21438, 23040, 23820, 25408, 25920, 27648, 28584, 31760, 32157, 34560, 35730, 38112, 41472, 42876, 46080, 47640, 50816, 51840, 53595, 57168, 63520, 64314, 69120, 71460, 76224, 82944, 85752, 95280, 101632, 103680, 107190, 114336, 127040, 128628, 138240, 142920, 152448, 160785, 171504, 190560, 203264, 207360, 214380, 228672, 254080, 257256, 285840, 304896, 321570, 343008, 381120, 406528, 414720, 428760, 457344, 508160, 514512, 571680, 609792, 643140, 686016, 762240, 857520, 914688, 1016320, 1029024, 1143360, 1219584, 1286280, 1372032, 1524480, 1715040, 1829376, 2032640, 2058048, 2286720, 2572560, 2744064, 3048960, 3430080, 3658752, 4116096, 4573440, 5145120, 5488128, 6097920, 6860160, 8232192, 9146880, 10290240, 10976256, 13720320, 16464384, 18293760, 20580480, 27440640, 32928768, 41160960, 54881280, 82321920, 164643840]

約数ペア:

[(1, 164643840), (2, 82321920), (3, 54881280), (4, 41160960), (5, 32928768), (6, 27440640), (8, 20580480), (9, 18293760), (10, 16464384), (12, 13720320), (15, 10976256), (16, 10290240), (18, 9146880), (20, 8232192), (24, 6860160), (27, 6097920), (30, 5488128), (32, 5145120), (36, 4573440), (40, 4116096), (45, 3658752), (48, 3430080), (54, 3048960), (60, 2744064), (64, 2572560), (72, 2286720), (80, 2058048), (81, 2032640), (90, 1829376), (96, 1715040), (108, 1524480), (120, 1372032), (128, 1286280), (135, 1219584), (144, 1143360), (160, 1029024), (162, 1016320), (180, 914688), (192, 857520), (216, 762240), (240, 686016), (256, 643140), (270, 609792), (288, 571680), (320, 514512), (324, 508160), (360, 457344), (384, 428760), (397, 414720), (405, 406528), (432, 381120), (480, 343008), (512, 321570), (540, 304896), (576, 285840), (640, 257256), (648, 254080), (720, 228672), (768, 214380), (794, 207360), (810, 203264), (864, 190560), (960, 171504), (1024, 160785), (1080, 152448), (1152, 142920), (1191, 138240), (1280, 128628), (1296, 127040), (1440, 114336), (1536, 107190), (1588, 103680), (1620, 101632), (1728, 95280), (1920, 85752), (1985, 82944), (2160, 76224), (2304, 71460), (2382, 69120), (2560, 64314), (2592, 63520), (2880, 57168), (3072, 53595), (3176, 51840), (3240, 50816), (3456, 47640), (3573, 46080), (3840, 42876), (3970, 41472), (4320, 38112), (4608, 35730), (4764, 34560), (5120, 32157), (5184, 31760), (5760, 28584), (5955, 27648), (6352, 25920), (6480, 25408), (6912, 23820), (7146, 23040), (7680, 21438), (7940, 20736), (8640, 19056), (9216, 17865), (9528, 17280), (10368, 15880), (10719, 15360), (11520, 14292), (11910, 13824), (12704, 12960)]