77331520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 224

約数和(自身を含む): 234086400

約数和(自身を除く): 156754880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 64, 70, 76, 79, 80, 92, 95, 112, 115, 133, 140, 152, 158, 160, 161, 184, 190, 224, 230, 266, 280, 304, 316, 320, 322, 368, 380, 395, 437, 448, 460, 532, 553, 560, 608, 632, 644, 665, 736, 760, 790, 805, 874, 920, 1064, 1106, 1120, 1216, 1264, 1288, 1330, 1472, 1501, 1520, 1580, 1610, 1748, 1817, 1840, 2128, 2185, 2212, 2240, 2528, 2576, 2660, 2765, 3002, 3040, 3059, 3160, 3220, 3496, 3634, 3680, 4256, 4370, 4424, 5056, 5152, 5320, 5530, 6004, 6080, 6118, 6320, 6440, 6992, 7268, 7360, 7505, 8512, 8740, 8848, 9085, 10304, 10507, 10640, 11060, 12008, 12236, 12640, 12719, 12880, 13984, 14536, 15010, 15295, 17480, 17696, 18170, 21014, 21280, 22120, 24016, 24472, 25280, 25438, 25760, 27968, 29072, 30020, 30590, 34523, 34960, 35392, 36340, 42028, 42560, 44240, 48032, 48944, 50876, 51520, 52535, 58144, 60040, 61180, 63595, 69046, 69920, 72680, 84056, 88480, 96064, 97888, 101752, 105070, 116288, 120080, 122360, 127190, 138092, 139840, 145360, 168112, 172615, 176960, 195776, 203504, 210140, 240160, 241661, 244720, 254380, 276184, 290720, 336224, 345230, 407008, 420280, 480320, 483322, 489440, 508760, 552368, 581440, 672448, 690460, 814016, 840560, 966644, 978880, 1017520, 1104736, 1208305, 1380920, 1681120, 1933288, 2035040, 2209472, 2416610, 2761840, 3362240, 3866576, 4070080, 4833220, 5523680, 7733152, 9666440, 11047360, 15466304, 19332880, 38665760, 77331520]

約数ペア:

[(1, 77331520), (2, 38665760), (4, 19332880), (5, 15466304), (7, 11047360), (8, 9666440), (10, 7733152), (14, 5523680), (16, 4833220), (19, 4070080), (20, 3866576), (23, 3362240), (28, 2761840), (32, 2416610), (35, 2209472), (38, 2035040), (40, 1933288), (46, 1681120), (56, 1380920), (64, 1208305), (70, 1104736), (76, 1017520), (79, 978880), (80, 966644), (92, 840560), (95, 814016), (112, 690460), (115, 672448), (133, 581440), (140, 552368), (152, 508760), (158, 489440), (160, 483322), (161, 480320), (184, 420280), (190, 407008), (224, 345230), (230, 336224), (266, 290720), (280, 276184), (304, 254380), (316, 244720), (320, 241661), (322, 240160), (368, 210140), (380, 203504), (395, 195776), (437, 176960), (448, 172615), (460, 168112), (532, 145360), (553, 139840), (560, 138092), (608, 127190), (632, 122360), (644, 120080), (665, 116288), (736, 105070), (760, 101752), (790, 97888), (805, 96064), (874, 88480), (920, 84056), (1064, 72680), (1106, 69920), (1120, 69046), (1216, 63595), (1264, 61180), (1288, 60040), (1330, 58144), (1472, 52535), (1501, 51520), (1520, 50876), (1580, 48944), (1610, 48032), (1748, 44240), (1817, 42560), (1840, 42028), (2128, 36340), (2185, 35392), (2212, 34960), (2240, 34523), (2528, 30590), (2576, 30020), (2660, 29072), (2765, 27968), (3002, 25760), (3040, 25438), (3059, 25280), (3160, 24472), (3220, 24016), (3496, 22120), (3634, 21280), (3680, 21014), (4256, 18170), (4370, 17696), (4424, 17480), (5056, 15295), (5152, 15010), (5320, 14536), (5530, 13984), (6004, 12880), (6080, 12719), (6118, 12640), (6320, 12236), (6440, 12008), (6992, 11060), (7268, 10640), (7360, 10507), (7505, 10304), (8512, 9085), (8740, 8848)]