15278080

素因数分解:

$2^{13}\times 5^1\times {\mathrm{373}}^1$

素因数の和:404

約数の個数: 56

約数和(自身を含む): 36763452

約数和(自身を除く): 21485372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 373, 512, 640, 746, 1024, 1280, 1492, 1865, 2048, 2560, 2984, 3730, 4096, 5120, 5968, 7460, 8192, 10240, 11936, 14920, 20480, 23872, 29840, 40960, 47744, 59680, 95488, 119360, 190976, 238720, 381952, 477440, 763904, 954880, 1527808, 1909760, 3055616, 3819520, 7639040, 15278080]

約数ペア:

[(1, 15278080), (2, 7639040), (4, 3819520), (5, 3055616), (8, 1909760), (10, 1527808), (16, 954880), (20, 763904), (32, 477440), (40, 381952), (64, 238720), (80, 190976), (128, 119360), (160, 95488), (256, 59680), (320, 47744), (373, 40960), (512, 29840), (640, 23872), (746, 20480), (1024, 14920), (1280, 11936), (1492, 10240), (1865, 8192), (2048, 7460), (2560, 5968), (2984, 5120), (3730, 4096)]