77878080

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3863}}^1$

素因数の和:3893

約数の個数: 168

約数和(自身を含む): 306214272

約数和(自身を除く): 228336192

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, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3863, 4032, 5040, 6720, 7726, 10080, 11589, 15452, 19315, 20160, 23178, 27041, 30904, 34767, 38630, 46356, 54082, 57945, 61808, 69534, 77260, 81123, 92712, 108164, 115890, 123616, 135205, 139068, 154520, 162246, 173835, 185424, 216328, 231780, 243369, 247232, 270410, 278136, 309040, 324492, 347670, 370848, 405615, 432656, 463560, 486738, 540820, 556272, 618080, 648984, 695340, 741696, 811230, 865312, 927120, 973476, 1081640, 1112544, 1216845, 1236160, 1297968, 1390680, 1622460, 1730624, 1854240, 1946952, 2163280, 2225088, 2433690, 2595936, 2781360, 3244920, 3708480, 3893904, 4326560, 4867380, 5191872, 5562720, 6489840, 7787808, 8653120, 9734760, 11125440, 12979680, 15575616, 19469520, 25959360, 38939040, 77878080]

約数ペア:

[(1, 77878080), (2, 38939040), (3, 25959360), (4, 19469520), (5, 15575616), (6, 12979680), (7, 11125440), (8, 9734760), (9, 8653120), (10, 7787808), (12, 6489840), (14, 5562720), (15, 5191872), (16, 4867380), (18, 4326560), (20, 3893904), (21, 3708480), (24, 3244920), (28, 2781360), (30, 2595936), (32, 2433690), (35, 2225088), (36, 2163280), (40, 1946952), (42, 1854240), (45, 1730624), (48, 1622460), (56, 1390680), (60, 1297968), (63, 1236160), (64, 1216845), (70, 1112544), (72, 1081640), (80, 973476), (84, 927120), (90, 865312), (96, 811230), (105, 741696), (112, 695340), (120, 648984), (126, 618080), (140, 556272), (144, 540820), (160, 486738), (168, 463560), (180, 432656), (192, 405615), (210, 370848), (224, 347670), (240, 324492), (252, 309040), (280, 278136), (288, 270410), (315, 247232), (320, 243369), (336, 231780), (360, 216328), (420, 185424), (448, 173835), (480, 162246), (504, 154520), (560, 139068), (576, 135205), (630, 123616), (672, 115890), (720, 108164), (840, 92712), (960, 81123), (1008, 77260), (1120, 69534), (1260, 61808), (1344, 57945), (1440, 54082), (1680, 46356), (2016, 38630), (2240, 34767), (2520, 30904), (2880, 27041), (3360, 23178), (3863, 20160), (4032, 19315), (5040, 15452), (6720, 11589), (7726, 10080)]