1812971520

素因数分解:

$2^{14}\times 3^2\times 5^1\times {\mathrm{2459}}^1$

素因数の和:2498

約数の個数: 180

約数和(自身を含む): 6287331960

約数和(自身を除く): 4474360440

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, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2459, 2560, 2880, 3072, 3840, 4096, 4608, 4918, 5120, 5760, 6144, 7377, 7680, 8192, 9216, 9836, 10240, 11520, 12288, 12295, 14754, 15360, 16384, 18432, 19672, 20480, 22131, 23040, 24576, 24590, 29508, 30720, 36864, 36885, 39344, 40960, 44262, 46080, 49152, 49180, 59016, 61440, 73728, 73770, 78688, 81920, 88524, 92160, 98360, 110655, 118032, 122880, 147456, 147540, 157376, 177048, 184320, 196720, 221310, 236064, 245760, 295080, 314752, 354096, 368640, 393440, 442620, 472128, 590160, 629504, 708192, 737280, 786880, 885240, 944256, 1180320, 1259008, 1416384, 1573760, 1770480, 1888512, 2360640, 2518016, 2832768, 3147520, 3540960, 3777024, 4721280, 5036032, 5665536, 6295040, 7081920, 7554048, 9442560, 10072064, 11331072, 12590080, 14163840, 15108096, 18885120, 20144128, 22662144, 25180160, 28327680, 30216192, 37770240, 40288256, 45324288, 50360320, 56655360, 60432384, 75540480, 90648576, 100720640, 113310720, 120864768, 151080960, 181297152, 201441280, 226621440, 302161920, 362594304, 453242880, 604323840, 906485760, 1812971520]

約数ペア:

[(1, 1812971520), (2, 906485760), (3, 604323840), (4, 453242880), (5, 362594304), (6, 302161920), (8, 226621440), (9, 201441280), (10, 181297152), (12, 151080960), (15, 120864768), (16, 113310720), (18, 100720640), (20, 90648576), (24, 75540480), (30, 60432384), (32, 56655360), (36, 50360320), (40, 45324288), (45, 40288256), (48, 37770240), (60, 30216192), (64, 28327680), (72, 25180160), (80, 22662144), (90, 20144128), (96, 18885120), (120, 15108096), (128, 14163840), (144, 12590080), (160, 11331072), (180, 10072064), (192, 9442560), (240, 7554048), (256, 7081920), (288, 6295040), (320, 5665536), (360, 5036032), (384, 4721280), (480, 3777024), (512, 3540960), (576, 3147520), (640, 2832768), (720, 2518016), (768, 2360640), (960, 1888512), (1024, 1770480), (1152, 1573760), (1280, 1416384), (1440, 1259008), (1536, 1180320), (1920, 944256), (2048, 885240), (2304, 786880), (2459, 737280), (2560, 708192), (2880, 629504), (3072, 590160), (3840, 472128), (4096, 442620), (4608, 393440), (4918, 368640), (5120, 354096), (5760, 314752), (6144, 295080), (7377, 245760), (7680, 236064), (8192, 221310), (9216, 196720), (9836, 184320), (10240, 177048), (11520, 157376), (12288, 147540), (12295, 147456), (14754, 122880), (15360, 118032), (16384, 110655), (18432, 98360), (19672, 92160), (20480, 88524), (22131, 81920), (23040, 78688), (24576, 73770), (24590, 73728), (29508, 61440), (30720, 59016), (36864, 49180), (36885, 49152), (39344, 46080), (40960, 44262)]