1972177920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:495

約数の個数: 264

約数和(自身を含む): 6907789824

約数和(自身を除く): 4935611904

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, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 320, 337, 360, 381, 384, 480, 508, 512, 576, 635, 640, 674, 720, 762, 768, 960, 1011, 1016, 1024, 1143, 1152, 1270, 1280, 1348, 1440, 1524, 1536, 1685, 1905, 1920, 2022, 2032, 2286, 2304, 2540, 2560, 2696, 2880, 3033, 3048, 3072, 3370, 3810, 3840, 4044, 4064, 4572, 4608, 5055, 5080, 5120, 5392, 5715, 5760, 6066, 6096, 6740, 7620, 7680, 8088, 8128, 9144, 9216, 10110, 10160, 10784, 11430, 11520, 12132, 12192, 13480, 15165, 15240, 15360, 16176, 16256, 18288, 20220, 20320, 21568, 22860, 23040, 24264, 24384, 26960, 30330, 30480, 32352, 32512, 36576, 40440, 40640, 42799, 43136, 45720, 46080, 48528, 48768, 53920, 60660, 60960, 64704, 65024, 73152, 80880, 81280, 85598, 86272, 91440, 97056, 97536, 107840, 121320, 121920, 128397, 129408, 130048, 146304, 161760, 162560, 171196, 172544, 182880, 194112, 195072, 213995, 215680, 242640, 243840, 256794, 258816, 292608, 323520, 325120, 342392, 345088, 365760, 385191, 388224, 390144, 427990, 431360, 485280, 487680, 513588, 517632, 585216, 641985, 647040, 650240, 684784, 731520, 770382, 776448, 855980, 862720, 970560, 975360, 1027176, 1035264, 1170432, 1283970, 1294080, 1369568, 1463040, 1540764, 1552896, 1711960, 1725440, 1925955, 1941120, 1950720, 2054352, 2567940, 2588160, 2739136, 2926080, 3081528, 3105792, 3423920, 3851910, 3882240, 4108704, 5135880, 5176320, 5478272, 5852160, 6163056, 6847840, 7703820, 7764480, 8217408, 10271760, 10956544, 12326112, 13695680, 15407640, 15528960, 16434816, 20543520, 21913088, 24652224, 27391360, 30815280, 32869632, 41087040, 43826176, 49304448, 54782720, 61630560, 65739264, 82174080, 98608896, 109565440, 123261120, 131478528, 164348160, 197217792, 219130880, 246522240, 328696320, 394435584, 493044480, 657392640, 986088960, 1972177920]

約数ペア:

[(1, 1972177920), (2, 986088960), (3, 657392640), (4, 493044480), (5, 394435584), (6, 328696320), (8, 246522240), (9, 219130880), (10, 197217792), (12, 164348160), (15, 131478528), (16, 123261120), (18, 109565440), (20, 98608896), (24, 82174080), (30, 65739264), (32, 61630560), (36, 54782720), (40, 49304448), (45, 43826176), (48, 41087040), (60, 32869632), (64, 30815280), (72, 27391360), (80, 24652224), (90, 21913088), (96, 20543520), (120, 16434816), (127, 15528960), (128, 15407640), (144, 13695680), (160, 12326112), (180, 10956544), (192, 10271760), (240, 8217408), (254, 7764480), (256, 7703820), (288, 6847840), (320, 6163056), (337, 5852160), (360, 5478272), (381, 5176320), (384, 5135880), (480, 4108704), (508, 3882240), (512, 3851910), (576, 3423920), (635, 3105792), (640, 3081528), (674, 2926080), (720, 2739136), (762, 2588160), (768, 2567940), (960, 2054352), (1011, 1950720), (1016, 1941120), (1024, 1925955), (1143, 1725440), (1152, 1711960), (1270, 1552896), (1280, 1540764), (1348, 1463040), (1440, 1369568), (1524, 1294080), (1536, 1283970), (1685, 1170432), (1905, 1035264), (1920, 1027176), (2022, 975360), (2032, 970560), (2286, 862720), (2304, 855980), (2540, 776448), (2560, 770382), (2696, 731520), (2880, 684784), (3033, 650240), (3048, 647040), (3072, 641985), (3370, 585216), (3810, 517632), (3840, 513588), (4044, 487680), (4064, 485280), (4572, 431360), (4608, 427990), (5055, 390144), (5080, 388224), (5120, 385191), (5392, 365760), (5715, 345088), (5760, 342392), (6066, 325120), (6096, 323520), (6740, 292608), (7620, 258816), (7680, 256794), (8088, 243840), (8128, 242640), (9144, 215680), (9216, 213995), (10110, 195072), (10160, 194112), (10784, 182880), (11430, 172544), (11520, 171196), (12132, 162560), (12192, 161760), (13480, 146304), (15165, 130048), (15240, 129408), (15360, 128397), (16176, 121920), (16256, 121320), (18288, 107840), (20220, 97536), (20320, 97056), (21568, 91440), (22860, 86272), (23040, 85598), (24264, 81280), (24384, 80880), (26960, 73152), (30330, 65024), (30480, 64704), (32352, 60960), (32512, 60660), (36576, 53920), (40440, 48768), (40640, 48528), (42799, 46080), (43136, 45720)]