18732810240

素因数分解:

$2^{20}\times 3^2\times 5^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 252

約数和(自身を含む): 65103955644

約数和(自身を除く): 46371145404

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, 240, 256, 288, 320, 360, 384, 397, 480, 512, 576, 640, 720, 768, 794, 960, 1024, 1152, 1191, 1280, 1440, 1536, 1588, 1920, 1985, 2048, 2304, 2382, 2560, 2880, 3072, 3176, 3573, 3840, 3970, 4096, 4608, 4764, 5120, 5760, 5955, 6144, 6352, 7146, 7680, 7940, 8192, 9216, 9528, 10240, 11520, 11910, 12288, 12704, 14292, 15360, 15880, 16384, 17865, 18432, 19056, 20480, 23040, 23820, 24576, 25408, 28584, 30720, 31760, 32768, 35730, 36864, 38112, 40960, 46080, 47640, 49152, 50816, 57168, 61440, 63520, 65536, 71460, 73728, 76224, 81920, 92160, 95280, 98304, 101632, 114336, 122880, 127040, 131072, 142920, 147456, 152448, 163840, 184320, 190560, 196608, 203264, 228672, 245760, 254080, 262144, 285840, 294912, 304896, 327680, 368640, 381120, 393216, 406528, 457344, 491520, 508160, 524288, 571680, 589824, 609792, 655360, 737280, 762240, 786432, 813056, 914688, 983040, 1016320, 1048576, 1143360, 1179648, 1219584, 1310720, 1474560, 1524480, 1572864, 1626112, 1829376, 1966080, 2032640, 2286720, 2359296, 2439168, 2621440, 2949120, 3048960, 3145728, 3252224, 3658752, 3932160, 4065280, 4573440, 4718592, 4878336, 5242880, 5898240, 6097920, 6504448, 7317504, 7864320, 8130560, 9146880, 9437184, 9756672, 11796480, 12195840, 13008896, 14635008, 15728640, 16261120, 18293760, 19513344, 23592960, 24391680, 26017792, 29270016, 32522240, 36587520, 39026688, 47185920, 48783360, 52035584, 58540032, 65044480, 73175040, 78053376, 97566720, 104071168, 117080064, 130088960, 146350080, 156106752, 195133440, 208142336, 234160128, 260177920, 292700160, 312213504, 390266880, 416284672, 468320256, 520355840, 585400320, 624427008, 780533760, 936640512, 1040711680, 1170800640, 1248854016, 1561067520, 1873281024, 2081423360, 2341601280, 3122135040, 3746562048, 4683202560, 6244270080, 9366405120, 18732810240]

約数ペア:

[(1, 18732810240), (2, 9366405120), (3, 6244270080), (4, 4683202560), (5, 3746562048), (6, 3122135040), (8, 2341601280), (9, 2081423360), (10, 1873281024), (12, 1561067520), (15, 1248854016), (16, 1170800640), (18, 1040711680), (20, 936640512), (24, 780533760), (30, 624427008), (32, 585400320), (36, 520355840), (40, 468320256), (45, 416284672), (48, 390266880), (60, 312213504), (64, 292700160), (72, 260177920), (80, 234160128), (90, 208142336), (96, 195133440), (120, 156106752), (128, 146350080), (144, 130088960), (160, 117080064), (180, 104071168), (192, 97566720), (240, 78053376), (256, 73175040), (288, 65044480), (320, 58540032), (360, 52035584), (384, 48783360), (397, 47185920), (480, 39026688), (512, 36587520), (576, 32522240), (640, 29270016), (720, 26017792), (768, 24391680), (794, 23592960), (960, 19513344), (1024, 18293760), (1152, 16261120), (1191, 15728640), (1280, 14635008), (1440, 13008896), (1536, 12195840), (1588, 11796480), (1920, 9756672), (1985, 9437184), (2048, 9146880), (2304, 8130560), (2382, 7864320), (2560, 7317504), (2880, 6504448), (3072, 6097920), (3176, 5898240), (3573, 5242880), (3840, 4878336), (3970, 4718592), (4096, 4573440), (4608, 4065280), (4764, 3932160), (5120, 3658752), (5760, 3252224), (5955, 3145728), (6144, 3048960), (6352, 2949120), (7146, 2621440), (7680, 2439168), (7940, 2359296), (8192, 2286720), (9216, 2032640), (9528, 1966080), (10240, 1829376), (11520, 1626112), (11910, 1572864), (12288, 1524480), (12704, 1474560), (14292, 1310720), (15360, 1219584), (15880, 1179648), (16384, 1143360), (17865, 1048576), (18432, 1016320), (19056, 983040), (20480, 914688), (23040, 813056), (23820, 786432), (24576, 762240), (25408, 737280), (28584, 655360), (30720, 609792), (31760, 589824), (32768, 571680), (35730, 524288), (36864, 508160), (38112, 491520), (40960, 457344), (46080, 406528), (47640, 393216), (49152, 381120), (50816, 368640), (57168, 327680), (61440, 304896), (63520, 294912), (65536, 285840), (71460, 262144), (73728, 254080), (76224, 245760), (81920, 228672), (92160, 203264), (95280, 196608), (98304, 190560), (101632, 184320), (114336, 163840), (122880, 152448), (127040, 147456), (131072, 142920)]