81154080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 323616384

約数和(自身を除く): 242462304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 83, 84, 90, 96, 97, 105, 112, 120, 126, 140, 144, 160, 166, 168, 180, 194, 210, 224, 240, 249, 252, 280, 288, 291, 315, 332, 336, 360, 388, 415, 420, 480, 485, 498, 504, 560, 581, 582, 630, 664, 672, 679, 720, 747, 776, 830, 840, 873, 970, 996, 1008, 1120, 1162, 1164, 1245, 1260, 1328, 1358, 1440, 1455, 1494, 1552, 1660, 1680, 1743, 1746, 1940, 1992, 2016, 2037, 2324, 2328, 2490, 2520, 2656, 2716, 2905, 2910, 2988, 3104, 3320, 3360, 3395, 3486, 3492, 3735, 3880, 3984, 4074, 4365, 4648, 4656, 4980, 5040, 5229, 5432, 5810, 5820, 5976, 6111, 6640, 6790, 6972, 6984, 7470, 7760, 7968, 8051, 8148, 8715, 8730, 9296, 9312, 9960, 10080, 10185, 10458, 10864, 11620, 11640, 11952, 12222, 13280, 13580, 13944, 13968, 14940, 15520, 16102, 16296, 17430, 17460, 18592, 19920, 20370, 20916, 21728, 23240, 23280, 23904, 24153, 24444, 26145, 27160, 27888, 27936, 29880, 30555, 32204, 32592, 34860, 34920, 39840, 40255, 40740, 41832, 46480, 46560, 48306, 48888, 52290, 54320, 55776, 56357, 59760, 61110, 64408, 65184, 69720, 69840, 72459, 80510, 81480, 83664, 92960, 96612, 97776, 104580, 108640, 112714, 119520, 120765, 122220, 128816, 139440, 139680, 144918, 161020, 162960, 167328, 169071, 193224, 195552, 209160, 225428, 241530, 244440, 257632, 278880, 281785, 289836, 322040, 325920, 338142, 362295, 386448, 418320, 450856, 483060, 488880, 507213, 563570, 579672, 644080, 676284, 724590, 772896, 836640, 845355, 901712, 966120, 977760, 1014426, 1127140, 1159344, 1288160, 1352568, 1449180, 1690710, 1803424, 1932240, 2028852, 2254280, 2318688, 2536065, 2705136, 2898360, 3381420, 3864480, 4057704, 4508560, 5072130, 5410272, 5796720, 6762840, 8115408, 9017120, 10144260, 11593440, 13525680, 16230816, 20288520, 27051360, 40577040, 81154080]

約数ペア:

[(1, 81154080), (2, 40577040), (3, 27051360), (4, 20288520), (5, 16230816), (6, 13525680), (7, 11593440), (8, 10144260), (9, 9017120), (10, 8115408), (12, 6762840), (14, 5796720), (15, 5410272), (16, 5072130), (18, 4508560), (20, 4057704), (21, 3864480), (24, 3381420), (28, 2898360), (30, 2705136), (32, 2536065), (35, 2318688), (36, 2254280), (40, 2028852), (42, 1932240), (45, 1803424), (48, 1690710), (56, 1449180), (60, 1352568), (63, 1288160), (70, 1159344), (72, 1127140), (80, 1014426), (83, 977760), (84, 966120), (90, 901712), (96, 845355), (97, 836640), (105, 772896), (112, 724590), (120, 676284), (126, 644080), (140, 579672), (144, 563570), (160, 507213), (166, 488880), (168, 483060), (180, 450856), (194, 418320), (210, 386448), (224, 362295), (240, 338142), (249, 325920), (252, 322040), (280, 289836), (288, 281785), (291, 278880), (315, 257632), (332, 244440), (336, 241530), (360, 225428), (388, 209160), (415, 195552), (420, 193224), (480, 169071), (485, 167328), (498, 162960), (504, 161020), (560, 144918), (581, 139680), (582, 139440), (630, 128816), (664, 122220), (672, 120765), (679, 119520), (720, 112714), (747, 108640), (776, 104580), (830, 97776), (840, 96612), (873, 92960), (970, 83664), (996, 81480), (1008, 80510), (1120, 72459), (1162, 69840), (1164, 69720), (1245, 65184), (1260, 64408), (1328, 61110), (1358, 59760), (1440, 56357), (1455, 55776), (1494, 54320), (1552, 52290), (1660, 48888), (1680, 48306), (1743, 46560), (1746, 46480), (1940, 41832), (1992, 40740), (2016, 40255), (2037, 39840), (2324, 34920), (2328, 34860), (2490, 32592), (2520, 32204), (2656, 30555), (2716, 29880), (2905, 27936), (2910, 27888), (2988, 27160), (3104, 26145), (3320, 24444), (3360, 24153), (3395, 23904), (3486, 23280), (3492, 23240), (3735, 21728), (3880, 20916), (3984, 20370), (4074, 19920), (4365, 18592), (4648, 17460), (4656, 17430), (4980, 16296), (5040, 16102), (5229, 15520), (5432, 14940), (5810, 13968), (5820, 13944), (5976, 13580), (6111, 13280), (6640, 12222), (6790, 11952), (6972, 11640), (6984, 11620), (7470, 10864), (7760, 10458), (7968, 10185), (8051, 10080), (8148, 9960), (8715, 9312), (8730, 9296)]