139465984

素因数分解:

$2^8\times 7^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 320499200

約数和(自身を除く): 181033216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 223, 224, 256, 349, 446, 448, 698, 892, 896, 1396, 1561, 1784, 1792, 2443, 2792, 3122, 3568, 4886, 5584, 6244, 7136, 9772, 11168, 12488, 14272, 19544, 22336, 24976, 28544, 39088, 44672, 49952, 57088, 77827, 78176, 89344, 99904, 155654, 156352, 199808, 311308, 312704, 399616, 544789, 622616, 625408, 1089578, 1245232, 2179156, 2490464, 4358312, 4980928, 8716624, 9961856, 17433248, 19923712, 34866496, 69732992, 139465984]

約数ペア:

[(1, 139465984), (2, 69732992), (4, 34866496), (7, 19923712), (8, 17433248), (14, 9961856), (16, 8716624), (28, 4980928), (32, 4358312), (56, 2490464), (64, 2179156), (112, 1245232), (128, 1089578), (223, 625408), (224, 622616), (256, 544789), (349, 399616), (446, 312704), (448, 311308), (698, 199808), (892, 156352), (896, 155654), (1396, 99904), (1561, 89344), (1784, 78176), (1792, 77827), (2443, 57088), (2792, 49952), (3122, 44672), (3568, 39088), (4886, 28544), (5584, 24976), (6244, 22336), (7136, 19544), (9772, 14272), (11168, 12488)]