638455130880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{23752051}}^1$

素因数の和:23752082

約数の個数: 144

約数和(自身を含む): 2330361325824

約数和(自身を除く): 1691906194944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 23752051, 47504102, 71256153, 95008204, 118760255, 142512306, 166264357, 190016408, 237520510, 285024612, 332528714, 356280765, 380032816, 475041020, 498793071, 570049224, 665057428, 712561530, 760065632, 831321785, 950082040, 997586142, 1140098448, 1330114856, 1425123060, 1520131264, 1662643570, 1900164080, 1995172284, 2280196896, 2493965355, 2660229712, 2850246120, 3040262528, 3325287140, 3800328160, 3990344568, 4560393792, 4987930710, 5320459424, 5700492240, 6080525056, 6650574280, 7600656320, 7980689136, 9120787584, 9975861420, 10640918848, 11400984480, 13301148560, 15201312640, 15961378272, 18241575168, 19951722840, 21281837696, 22801968960, 26602297120, 30402625280, 31922756544, 39903445680, 42563675392, 45603937920, 53204594240, 63845513088, 79806891360, 91207875840, 106409188480, 127691026176, 159613782720, 212818376960, 319227565440, 638455130880]

約数ペア:

[(1, 638455130880), (2, 319227565440), (3, 212818376960), (4, 159613782720), (5, 127691026176), (6, 106409188480), (7, 91207875840), (8, 79806891360), (10, 63845513088), (12, 53204594240), (14, 45603937920), (15, 42563675392), (16, 39903445680), (20, 31922756544), (21, 30402625280), (24, 26602297120), (28, 22801968960), (30, 21281837696), (32, 19951722840), (35, 18241575168), (40, 15961378272), (42, 15201312640), (48, 13301148560), (56, 11400984480), (60, 10640918848), (64, 9975861420), (70, 9120787584), (80, 7980689136), (84, 7600656320), (96, 6650574280), (105, 6080525056), (112, 5700492240), (120, 5320459424), (128, 4987930710), (140, 4560393792), (160, 3990344568), (168, 3800328160), (192, 3325287140), (210, 3040262528), (224, 2850246120), (240, 2660229712), (256, 2493965355), (280, 2280196896), (320, 1995172284), (336, 1900164080), (384, 1662643570), (420, 1520131264), (448, 1425123060), (480, 1330114856), (560, 1140098448), (640, 997586142), (672, 950082040), (768, 831321785), (840, 760065632), (896, 712561530), (960, 665057428), (1120, 570049224), (1280, 498793071), (1344, 475041020), (1680, 380032816), (1792, 356280765), (1920, 332528714), (2240, 285024612), (2688, 237520510), (3360, 190016408), (3840, 166264357), (4480, 142512306), (5376, 118760255), (6720, 95008204), (8960, 71256153), (13440, 47504102), (26880, 23752051)]