68169472

素因数分解:

$2^8\times 7^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 157388000

約数和(自身を除く): 89218528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 218, 224, 256, 349, 436, 448, 698, 763, 872, 896, 1396, 1526, 1744, 1792, 2443, 2792, 3052, 3488, 4886, 5584, 6104, 6976, 9772, 11168, 12208, 13952, 19544, 22336, 24416, 27904, 38041, 39088, 44672, 48832, 76082, 78176, 89344, 97664, 152164, 156352, 195328, 266287, 304328, 312704, 532574, 608656, 625408, 1065148, 1217312, 2130296, 2434624, 4260592, 4869248, 8521184, 9738496, 17042368, 34084736, 68169472]

約数ペア:

[(1, 68169472), (2, 34084736), (4, 17042368), (7, 9738496), (8, 8521184), (14, 4869248), (16, 4260592), (28, 2434624), (32, 2130296), (56, 1217312), (64, 1065148), (109, 625408), (112, 608656), (128, 532574), (218, 312704), (224, 304328), (256, 266287), (349, 195328), (436, 156352), (448, 152164), (698, 97664), (763, 89344), (872, 78176), (896, 76082), (1396, 48832), (1526, 44672), (1744, 39088), (1792, 38041), (2443, 27904), (2792, 24416), (3052, 22336), (3488, 19544), (4886, 13952), (5584, 12208), (6104, 11168), (6976, 9772)]