1871708160

素因数分解:

$2^{20}\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1$

素因数の和:72

約数の個数: 336

約数和(自身を含む): 7247753856

約数和(自身を除く): 5376045696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 256, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 512, 544, 560, 595, 640, 672, 680, 714, 768, 816, 840, 896, 952, 960, 1020, 1024, 1088, 1120, 1190, 1280, 1344, 1360, 1428, 1536, 1632, 1680, 1785, 1792, 1904, 1920, 2040, 2048, 2176, 2240, 2380, 2560, 2688, 2720, 2856, 3072, 3264, 3360, 3570, 3584, 3808, 3840, 4080, 4096, 4352, 4480, 4760, 5120, 5376, 5440, 5712, 6144, 6528, 6720, 7140, 7168, 7616, 7680, 8160, 8192, 8704, 8960, 9520, 10240, 10752, 10880, 11424, 12288, 13056, 13440, 14280, 14336, 15232, 15360, 16320, 16384, 17408, 17920, 19040, 20480, 21504, 21760, 22848, 24576, 26112, 26880, 28560, 28672, 30464, 30720, 32640, 32768, 34816, 35840, 38080, 40960, 43008, 43520, 45696, 49152, 52224, 53760, 57120, 57344, 60928, 61440, 65280, 65536, 69632, 71680, 76160, 81920, 86016, 87040, 91392, 98304, 104448, 107520, 114240, 114688, 121856, 122880, 130560, 131072, 139264, 143360, 152320, 163840, 172032, 174080, 182784, 196608, 208896, 215040, 228480, 229376, 243712, 245760, 261120, 262144, 278528, 286720, 304640, 327680, 344064, 348160, 365568, 393216, 417792, 430080, 456960, 458752, 487424, 491520, 522240, 524288, 557056, 573440, 609280, 655360, 688128, 696320, 731136, 786432, 835584, 860160, 913920, 917504, 974848, 983040, 1044480, 1048576, 1114112, 1146880, 1218560, 1310720, 1376256, 1392640, 1462272, 1572864, 1671168, 1720320, 1827840, 1835008, 1949696, 1966080, 2088960, 2228224, 2293760, 2437120, 2621440, 2752512, 2785280, 2924544, 3145728, 3342336, 3440640, 3655680, 3670016, 3899392, 3932160, 4177920, 4456448, 4587520, 4874240, 5242880, 5505024, 5570560, 5849088, 6684672, 6881280, 7311360, 7340032, 7798784, 7864320, 8355840, 8912896, 9175040, 9748480, 11010048, 11141120, 11698176, 13369344, 13762560, 14622720, 15597568, 15728640, 16711680, 17825792, 18350080, 19496960, 22020096, 22282240, 23396352, 26738688, 27525120, 29245440, 31195136, 33423360, 36700160, 38993920, 44564480, 46792704, 53477376, 55050240, 58490880, 62390272, 66846720, 77987840, 89128960, 93585408, 110100480, 116981760, 124780544, 133693440, 155975680, 187170816, 233963520, 267386880, 311951360, 374341632, 467927040, 623902720, 935854080, 1871708160]

約数ペア:

[(1, 1871708160), (2, 935854080), (3, 623902720), (4, 467927040), (5, 374341632), (6, 311951360), (7, 267386880), (8, 233963520), (10, 187170816), (12, 155975680), (14, 133693440), (15, 124780544), (16, 116981760), (17, 110100480), (20, 93585408), (21, 89128960), (24, 77987840), (28, 66846720), (30, 62390272), (32, 58490880), (34, 55050240), (35, 53477376), (40, 46792704), (42, 44564480), (48, 38993920), (51, 36700160), (56, 33423360), (60, 31195136), (64, 29245440), (68, 27525120), (70, 26738688), (80, 23396352), (84, 22282240), (85, 22020096), (96, 19496960), (102, 18350080), (105, 17825792), (112, 16711680), (119, 15728640), (120, 15597568), (128, 14622720), (136, 13762560), (140, 13369344), (160, 11698176), (168, 11141120), (170, 11010048), (192, 9748480), (204, 9175040), (210, 8912896), (224, 8355840), (238, 7864320), (240, 7798784), (255, 7340032), (256, 7311360), (272, 6881280), (280, 6684672), (320, 5849088), (336, 5570560), (340, 5505024), (357, 5242880), (384, 4874240), (408, 4587520), (420, 4456448), (448, 4177920), (476, 3932160), (480, 3899392), (510, 3670016), (512, 3655680), (544, 3440640), (560, 3342336), (595, 3145728), (640, 2924544), (672, 2785280), (680, 2752512), (714, 2621440), (768, 2437120), (816, 2293760), (840, 2228224), (896, 2088960), (952, 1966080), (960, 1949696), (1020, 1835008), (1024, 1827840), (1088, 1720320), (1120, 1671168), (1190, 1572864), (1280, 1462272), (1344, 1392640), (1360, 1376256), (1428, 1310720), (1536, 1218560), (1632, 1146880), (1680, 1114112), (1785, 1048576), (1792, 1044480), (1904, 983040), (1920, 974848), (2040, 917504), (2048, 913920), (2176, 860160), (2240, 835584), (2380, 786432), (2560, 731136), (2688, 696320), (2720, 688128), (2856, 655360), (3072, 609280), (3264, 573440), (3360, 557056), (3570, 524288), (3584, 522240), (3808, 491520), (3840, 487424), (4080, 458752), (4096, 456960), (4352, 430080), (4480, 417792), (4760, 393216), (5120, 365568), (5376, 348160), (5440, 344064), (5712, 327680), (6144, 304640), (6528, 286720), (6720, 278528), (7140, 262144), (7168, 261120), (7616, 245760), (7680, 243712), (8160, 229376), (8192, 228480), (8704, 215040), (8960, 208896), (9520, 196608), (10240, 182784), (10752, 174080), (10880, 172032), (11424, 163840), (12288, 152320), (13056, 143360), (13440, 139264), (14280, 131072), (14336, 130560), (15232, 122880), (15360, 121856), (16320, 114688), (16384, 114240), (17408, 107520), (17920, 104448), (19040, 98304), (20480, 91392), (21504, 87040), (21760, 86016), (22848, 81920), (24576, 76160), (26112, 71680), (26880, 69632), (28560, 65536), (28672, 65280), (30464, 61440), (30720, 60928), (32640, 57344), (32768, 57120), (34816, 53760), (35840, 52224), (38080, 49152), (40960, 45696), (43008, 43520)]