30886912

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 88

約数和(自身を含む): 73364480

約数和(自身を除く): 42477568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 139, 217, 224, 248, 256, 278, 434, 448, 496, 512, 556, 868, 896, 973, 992, 1024, 1112, 1736, 1792, 1946, 1984, 2224, 3472, 3584, 3892, 3968, 4309, 4448, 6944, 7168, 7784, 7936, 8618, 8896, 13888, 15568, 15872, 17236, 17792, 27776, 30163, 31136, 31744, 34472, 35584, 55552, 60326, 62272, 68944, 71168, 111104, 120652, 124544, 137888, 142336, 222208, 241304, 249088, 275776, 482608, 498176, 551552, 965216, 996352, 1103104, 1930432, 2206208, 3860864, 4412416, 7721728, 15443456, 30886912]

約数ペア:

[(1, 30886912), (2, 15443456), (4, 7721728), (7, 4412416), (8, 3860864), (14, 2206208), (16, 1930432), (28, 1103104), (31, 996352), (32, 965216), (56, 551552), (62, 498176), (64, 482608), (112, 275776), (124, 249088), (128, 241304), (139, 222208), (217, 142336), (224, 137888), (248, 124544), (256, 120652), (278, 111104), (434, 71168), (448, 68944), (496, 62272), (512, 60326), (556, 55552), (868, 35584), (896, 34472), (973, 31744), (992, 31136), (1024, 30163), (1112, 27776), (1736, 17792), (1792, 17236), (1946, 15872), (1984, 15568), (2224, 13888), (3472, 8896), (3584, 8618), (3892, 7936), (3968, 7784), (4309, 7168), (4448, 6944)]