68546240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 189609984

約数和(自身を除く): 121063744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 320, 355, 431, 448, 497, 560, 568, 710, 862, 994, 1120, 1136, 1420, 1724, 1988, 2155, 2240, 2272, 2485, 2840, 3017, 3448, 3976, 4310, 4544, 4970, 5680, 6034, 6896, 7952, 8620, 9940, 11360, 12068, 13792, 15085, 15904, 17240, 19880, 22720, 24136, 27584, 30170, 30601, 31808, 34480, 39760, 48272, 60340, 61202, 68960, 79520, 96544, 120680, 122404, 137920, 153005, 159040, 193088, 214207, 241360, 244808, 306010, 428414, 482720, 489616, 612020, 856828, 965440, 979232, 1071035, 1224040, 1713656, 1958464, 2142070, 2448080, 3427312, 4284140, 4896160, 6854624, 8568280, 9792320, 13709248, 17136560, 34273120, 68546240]

約数ペア:

[(1, 68546240), (2, 34273120), (4, 17136560), (5, 13709248), (7, 9792320), (8, 8568280), (10, 6854624), (14, 4896160), (16, 4284140), (20, 3427312), (28, 2448080), (32, 2142070), (35, 1958464), (40, 1713656), (56, 1224040), (64, 1071035), (70, 979232), (71, 965440), (80, 856828), (112, 612020), (140, 489616), (142, 482720), (160, 428414), (224, 306010), (280, 244808), (284, 241360), (320, 214207), (355, 193088), (431, 159040), (448, 153005), (497, 137920), (560, 122404), (568, 120680), (710, 96544), (862, 79520), (994, 68960), (1120, 61202), (1136, 60340), (1420, 48272), (1724, 39760), (1988, 34480), (2155, 31808), (2240, 30601), (2272, 30170), (2485, 27584), (2840, 24136), (3017, 22720), (3448, 19880), (3976, 17240), (4310, 15904), (4544, 15085), (4970, 13792), (5680, 12068), (6034, 11360), (6896, 9940), (7952, 8620)]