51409680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:525

約数の個数: 160

約数和(自身を含む): 185131008

約数和(自身を除く): 133721328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 431, 497, 560, 568, 710, 840, 852, 862, 994, 1065, 1136, 1293, 1420, 1491, 1680, 1704, 1724, 1988, 2130, 2155, 2485, 2586, 2840, 2982, 3017, 3408, 3448, 3976, 4260, 4310, 4970, 5172, 5680, 5964, 6034, 6465, 6896, 7455, 7952, 8520, 8620, 9051, 9940, 10344, 11928, 12068, 12930, 14910, 15085, 17040, 17240, 18102, 19880, 20688, 23856, 24136, 25860, 29820, 30170, 30601, 34480, 36204, 39760, 45255, 48272, 51720, 59640, 60340, 61202, 72408, 90510, 91803, 103440, 119280, 120680, 122404, 144816, 153005, 181020, 183606, 214207, 241360, 244808, 306010, 362040, 367212, 428414, 459015, 489616, 612020, 642621, 724080, 734424, 856828, 918030, 1071035, 1224040, 1285242, 1468848, 1713656, 1836060, 2142070, 2448080, 2570484, 3213105, 3427312, 3672120, 4284140, 5140968, 6426210, 7344240, 8568280, 10281936, 12852420, 17136560, 25704840, 51409680]

約数ペア:

[(1, 51409680), (2, 25704840), (3, 17136560), (4, 12852420), (5, 10281936), (6, 8568280), (7, 7344240), (8, 6426210), (10, 5140968), (12, 4284140), (14, 3672120), (15, 3427312), (16, 3213105), (20, 2570484), (21, 2448080), (24, 2142070), (28, 1836060), (30, 1713656), (35, 1468848), (40, 1285242), (42, 1224040), (48, 1071035), (56, 918030), (60, 856828), (70, 734424), (71, 724080), (80, 642621), (84, 612020), (105, 489616), (112, 459015), (120, 428414), (140, 367212), (142, 362040), (168, 306010), (210, 244808), (213, 241360), (240, 214207), (280, 183606), (284, 181020), (336, 153005), (355, 144816), (420, 122404), (426, 120680), (431, 119280), (497, 103440), (560, 91803), (568, 90510), (710, 72408), (840, 61202), (852, 60340), (862, 59640), (994, 51720), (1065, 48272), (1136, 45255), (1293, 39760), (1420, 36204), (1491, 34480), (1680, 30601), (1704, 30170), (1724, 29820), (1988, 25860), (2130, 24136), (2155, 23856), (2485, 20688), (2586, 19880), (2840, 18102), (2982, 17240), (3017, 17040), (3408, 15085), (3448, 14910), (3976, 12930), (4260, 12068), (4310, 11928), (4970, 10344), (5172, 9940), (5680, 9051), (5964, 8620), (6034, 8520), (6465, 7952), (6896, 7455)]