19490810880

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55171}}^1$

素因数の和:55222

約数の個数: 176

約数和(自身を含む): 65051760384

約数和(自身を除く): 45560949504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1024, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2208, 2560, 2760, 2944, 3072, 3680, 3840, 4416, 5120, 5520, 5888, 7360, 7680, 8832, 11040, 11776, 14720, 15360, 17664, 22080, 23552, 29440, 35328, 44160, 55171, 58880, 70656, 88320, 110342, 117760, 165513, 176640, 220684, 275855, 331026, 353280, 441368, 551710, 662052, 827565, 882736, 1103420, 1268933, 1324104, 1655130, 1765472, 2206840, 2537866, 2648208, 3310260, 3530944, 3806799, 4413680, 5075732, 5296416, 6344665, 6620520, 7061888, 7613598, 8827360, 10151464, 10592832, 12689330, 13241040, 14123776, 15227196, 17654720, 19033995, 20302928, 21185664, 25378660, 26482080, 28247552, 30454392, 35309440, 38067990, 40605856, 42371328, 50757320, 52964160, 56495104, 60908784, 70618880, 76135980, 81211712, 84742656, 101514640, 105928320, 121817568, 141237760, 152271960, 162423424, 169485312, 203029280, 211856640, 243635136, 282475520, 304543920, 324846848, 406058560, 423713280, 487270272, 609087840, 649693696, 812117120, 847426560, 974540544, 1218175680, 1299387392, 1624234240, 1949081088, 2436351360, 3248468480, 3898162176, 4872702720, 6496936960, 9745405440, 19490810880]

約数ペア:

[(1, 19490810880), (2, 9745405440), (3, 6496936960), (4, 4872702720), (5, 3898162176), (6, 3248468480), (8, 2436351360), (10, 1949081088), (12, 1624234240), (15, 1299387392), (16, 1218175680), (20, 974540544), (23, 847426560), (24, 812117120), (30, 649693696), (32, 609087840), (40, 487270272), (46, 423713280), (48, 406058560), (60, 324846848), (64, 304543920), (69, 282475520), (80, 243635136), (92, 211856640), (96, 203029280), (115, 169485312), (120, 162423424), (128, 152271960), (138, 141237760), (160, 121817568), (184, 105928320), (192, 101514640), (230, 84742656), (240, 81211712), (256, 76135980), (276, 70618880), (320, 60908784), (345, 56495104), (368, 52964160), (384, 50757320), (460, 42371328), (480, 40605856), (512, 38067990), (552, 35309440), (640, 30454392), (690, 28247552), (736, 26482080), (768, 25378660), (920, 21185664), (960, 20302928), (1024, 19033995), (1104, 17654720), (1280, 15227196), (1380, 14123776), (1472, 13241040), (1536, 12689330), (1840, 10592832), (1920, 10151464), (2208, 8827360), (2560, 7613598), (2760, 7061888), (2944, 6620520), (3072, 6344665), (3680, 5296416), (3840, 5075732), (4416, 4413680), (5120, 3806799), (5520, 3530944), (5888, 3310260), (7360, 2648208), (7680, 2537866), (8832, 2206840), (11040, 1765472), (11776, 1655130), (14720, 1324104), (15360, 1268933), (17664, 1103420), (22080, 882736), (23552, 827565), (29440, 662052), (35328, 551710), (44160, 441368), (55171, 353280), (58880, 331026), (70656, 275855), (88320, 220684), (110342, 176640), (117760, 165513)]