81482909040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50909}}^1$

素因数の和:50966

約数の個数: 400

約数和(自身を含む): 320818528800

約数和(自身を除く): 239335619760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 81, 90, 95, 104, 108, 114, 117, 120, 130, 135, 144, 152, 156, 162, 171, 180, 190, 195, 208, 216, 228, 234, 240, 247, 260, 270, 285, 304, 312, 324, 342, 351, 360, 380, 390, 405, 432, 456, 468, 494, 513, 520, 540, 570, 585, 624, 648, 684, 702, 720, 741, 760, 780, 810, 855, 912, 936, 988, 1026, 1040, 1053, 1080, 1140, 1170, 1235, 1296, 1368, 1404, 1482, 1520, 1539, 1560, 1620, 1710, 1755, 1872, 1976, 2052, 2106, 2160, 2223, 2280, 2340, 2470, 2565, 2736, 2808, 2964, 3078, 3120, 3240, 3420, 3510, 3705, 3952, 4104, 4212, 4446, 4560, 4680, 4940, 5130, 5265, 5616, 5928, 6156, 6480, 6669, 6840, 7020, 7410, 7695, 8208, 8424, 8892, 9360, 9880, 10260, 10530, 11115, 11856, 12312, 13338, 13680, 14040, 14820, 15390, 16848, 17784, 19760, 20007, 20520, 21060, 22230, 24624, 26676, 28080, 29640, 30780, 33345, 35568, 40014, 41040, 42120, 44460, 50909, 53352, 59280, 61560, 66690, 80028, 84240, 88920, 100035, 101818, 106704, 123120, 133380, 152727, 160056, 177840, 200070, 203636, 254545, 266760, 305454, 320112, 400140, 407272, 458181, 509090, 533520, 610908, 661817, 763635, 800280, 814544, 916362, 967271, 1018180, 1221816, 1323634, 1374543, 1527270, 1600560, 1832724, 1934542, 1985451, 2036360, 2290905, 2443632, 2647268, 2749086, 2901813, 3054540, 3309085, 3665448, 3869084, 3970902, 4072720, 4123629, 4581810, 4836355, 5294536, 5498172, 5803626, 5956353, 6109080, 6618170, 6872715, 7330896, 7738168, 7941804, 8247258, 8705439, 9163620, 9672710, 9927255, 10589072, 10996344, 11607252, 11912706, 12218160, 12574523, 13236340, 13745430, 14509065, 15476336, 15883608, 16494516, 17410878, 17869059, 18327240, 19345420, 19854510, 20618145, 21992688, 23214504, 23825412, 25149046, 26116317, 26472680, 27490860, 29018130, 29781765, 31767216, 32989032, 34821756, 35738118, 36654480, 37723569, 38690840, 39709020, 41236290, 43527195, 46429008, 47650824, 50298092, 52232634, 52945360, 53607177, 54981720, 58036260, 59563530, 62872615, 65978064, 69643512, 71476236, 75447138, 77381680, 78348951, 79418040, 82472580, 87054390, 89345295, 95301648, 100596184, 104465268, 107214354, 109963440, 113170707, 116072520, 119127060, 125745230, 130581585, 139287024, 142952472, 150894276, 156697902, 158836080, 164945160, 174108780, 178690590, 188617845, 201192368, 208930536, 214428708, 226341414, 232145040, 238254120, 251490460, 261163170, 268035885, 285904944, 301788552, 313395804, 329890320, 339512121, 348217560, 357381180, 377235690, 391744755, 417861072, 428857416, 452682828, 476508240, 502980920, 522326340, 536071770, 565853535, 603577104, 626791608, 679024242, 696435120, 714762360, 754471380, 783489510, 857714832, 905365656, 1005961840, 1018536363, 1044652680, 1072143540, 1131707070, 1253583216, 1358048484, 1429524720, 1508942760, 1566979020, 1697560605, 1810731312, 2037072726, 2089305360, 2144287080, 2263414140, 2716096968, 3017885520, 3133958040, 3395121210, 4074145452, 4288574160, 4526828280, 5092681815, 5432193936, 6267916080, 6790242420, 8148290904, 9053656560, 10185363630, 13580484840, 16296581808, 20370727260, 27160969680, 40741454520, 81482909040]

約数ペア:

[(1, 81482909040), (2, 40741454520), (3, 27160969680), (4, 20370727260), (5, 16296581808), (6, 13580484840), (8, 10185363630), (9, 9053656560), (10, 8148290904), (12, 6790242420), (13, 6267916080), (15, 5432193936), (16, 5092681815), (18, 4526828280), (19, 4288574160), (20, 4074145452), (24, 3395121210), (26, 3133958040), (27, 3017885520), (30, 2716096968), (36, 2263414140), (38, 2144287080), (39, 2089305360), (40, 2037072726), (45, 1810731312), (48, 1697560605), (52, 1566979020), (54, 1508942760), (57, 1429524720), (60, 1358048484), (65, 1253583216), (72, 1131707070), (76, 1072143540), (78, 1044652680), (80, 1018536363), (81, 1005961840), (90, 905365656), (95, 857714832), (104, 783489510), (108, 754471380), (114, 714762360), (117, 696435120), (120, 679024242), (130, 626791608), (135, 603577104), (144, 565853535), (152, 536071770), (156, 522326340), (162, 502980920), (171, 476508240), (180, 452682828), (190, 428857416), (195, 417861072), (208, 391744755), (216, 377235690), (228, 357381180), (234, 348217560), (240, 339512121), (247, 329890320), (260, 313395804), (270, 301788552), (285, 285904944), (304, 268035885), (312, 261163170), (324, 251490460), (342, 238254120), (351, 232145040), (360, 226341414), (380, 214428708), (390, 208930536), (405, 201192368), (432, 188617845), (456, 178690590), (468, 174108780), (494, 164945160), (513, 158836080), (520, 156697902), (540, 150894276), (570, 142952472), (585, 139287024), (624, 130581585), (648, 125745230), (684, 119127060), (702, 116072520), (720, 113170707), (741, 109963440), (760, 107214354), (780, 104465268), (810, 100596184), (855, 95301648), (912, 89345295), (936, 87054390), (988, 82472580), (1026, 79418040), (1040, 78348951), (1053, 77381680), (1080, 75447138), (1140, 71476236), (1170, 69643512), (1235, 65978064), (1296, 62872615), (1368, 59563530), (1404, 58036260), (1482, 54981720), (1520, 53607177), (1539, 52945360), (1560, 52232634), (1620, 50298092), (1710, 47650824), (1755, 46429008), (1872, 43527195), (1976, 41236290), (2052, 39709020), (2106, 38690840), (2160, 37723569), (2223, 36654480), (2280, 35738118), (2340, 34821756), (2470, 32989032), (2565, 31767216), (2736, 29781765), (2808, 29018130), (2964, 27490860), (3078, 26472680), (3120, 26116317), (3240, 25149046), (3420, 23825412), (3510, 23214504), (3705, 21992688), (3952, 20618145), (4104, 19854510), (4212, 19345420), (4446, 18327240), (4560, 17869059), (4680, 17410878), (4940, 16494516), (5130, 15883608), (5265, 15476336), (5616, 14509065), (5928, 13745430), (6156, 13236340), (6480, 12574523), (6669, 12218160), (6840, 11912706), (7020, 11607252), (7410, 10996344), (7695, 10589072), (8208, 9927255), (8424, 9672710), (8892, 9163620), (9360, 8705439), (9880, 8247258), (10260, 7941804), (10530, 7738168), (11115, 7330896), (11856, 6872715), (12312, 6618170), (13338, 6109080), (13680, 5956353), (14040, 5803626), (14820, 5498172), (15390, 5294536), (16848, 4836355), (17784, 4581810), (19760, 4123629), (20007, 4072720), (20520, 3970902), (21060, 3869084), (22230, 3665448), (24624, 3309085), (26676, 3054540), (28080, 2901813), (29640, 2749086), (30780, 2647268), (33345, 2443632), (35568, 2290905), (40014, 2036360), (41040, 1985451), (42120, 1934542), (44460, 1832724), (50909, 1600560), (53352, 1527270), (59280, 1374543), (61560, 1323634), (66690, 1221816), (80028, 1018180), (84240, 967271), (88920, 916362), (100035, 814544), (101818, 800280), (106704, 763635), (123120, 661817), (133380, 610908), (152727, 533520), (160056, 509090), (177840, 458181), (200070, 407272), (203636, 400140), (254545, 320112), (266760, 305454)]