68242720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 204906240

約数和(自身を除く): 136663520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 109, 112, 130, 140, 160, 172, 182, 208, 215, 218, 224, 260, 280, 301, 344, 364, 416, 430, 436, 455, 520, 545, 559, 560, 602, 688, 728, 763, 860, 872, 910, 1040, 1090, 1118, 1120, 1204, 1376, 1417, 1456, 1505, 1526, 1720, 1744, 1820, 2080, 2180, 2236, 2408, 2795, 2834, 2912, 3010, 3052, 3440, 3488, 3640, 3815, 3913, 4360, 4472, 4687, 4816, 5590, 5668, 6020, 6104, 6880, 7085, 7280, 7630, 7826, 8720, 8944, 9374, 9632, 9919, 11180, 11336, 12040, 12208, 14170, 14560, 15260, 15652, 17440, 17888, 18748, 19565, 19838, 22360, 22672, 23435, 24080, 24416, 28340, 30520, 31304, 32809, 37496, 39130, 39676, 44720, 45344, 46870, 48160, 49595, 56680, 60931, 61040, 62608, 65618, 74992, 78260, 79352, 89440, 93740, 99190, 113360, 121862, 122080, 125216, 131236, 149984, 156520, 158704, 164045, 187480, 198380, 226720, 243724, 262472, 304655, 313040, 317408, 328090, 374960, 396760, 426517, 487448, 524944, 609310, 626080, 656180, 749920, 793520, 853034, 974896, 1049888, 1218620, 1312360, 1587040, 1706068, 1949792, 2132585, 2437240, 2624720, 3412136, 4265170, 4874480, 5249440, 6824272, 8530340, 9748960, 13648544, 17060680, 34121360, 68242720]

約数ペア:

[(1, 68242720), (2, 34121360), (4, 17060680), (5, 13648544), (7, 9748960), (8, 8530340), (10, 6824272), (13, 5249440), (14, 4874480), (16, 4265170), (20, 3412136), (26, 2624720), (28, 2437240), (32, 2132585), (35, 1949792), (40, 1706068), (43, 1587040), (52, 1312360), (56, 1218620), (65, 1049888), (70, 974896), (80, 853034), (86, 793520), (91, 749920), (104, 656180), (109, 626080), (112, 609310), (130, 524944), (140, 487448), (160, 426517), (172, 396760), (182, 374960), (208, 328090), (215, 317408), (218, 313040), (224, 304655), (260, 262472), (280, 243724), (301, 226720), (344, 198380), (364, 187480), (416, 164045), (430, 158704), (436, 156520), (455, 149984), (520, 131236), (545, 125216), (559, 122080), (560, 121862), (602, 113360), (688, 99190), (728, 93740), (763, 89440), (860, 79352), (872, 78260), (910, 74992), (1040, 65618), (1090, 62608), (1118, 61040), (1120, 60931), (1204, 56680), (1376, 49595), (1417, 48160), (1456, 46870), (1505, 45344), (1526, 44720), (1720, 39676), (1744, 39130), (1820, 37496), (2080, 32809), (2180, 31304), (2236, 30520), (2408, 28340), (2795, 24416), (2834, 24080), (2912, 23435), (3010, 22672), (3052, 22360), (3440, 19838), (3488, 19565), (3640, 18748), (3815, 17888), (3913, 17440), (4360, 15652), (4472, 15260), (4687, 14560), (4816, 14170), (5590, 12208), (5668, 12040), (6020, 11336), (6104, 11180), (6880, 9919), (7085, 9632), (7280, 9374), (7630, 8944), (7826, 8720)]