77272320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20123}}^1$

素因数の和:20147

約数の個数: 72

約数和(自身を含む): 246800736

約数和(自身を除く): 169528416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20123, 40246, 60369, 80492, 100615, 120738, 160984, 201230, 241476, 301845, 321968, 402460, 482952, 603690, 643936, 804920, 965904, 1207380, 1287872, 1609840, 1931808, 2414760, 2575744, 3219680, 3863616, 4829520, 5151488, 6439360, 7727232, 9659040, 12878720, 15454464, 19318080, 25757440, 38636160, 77272320]

約数ペア:

[(1, 77272320), (2, 38636160), (3, 25757440), (4, 19318080), (5, 15454464), (6, 12878720), (8, 9659040), (10, 7727232), (12, 6439360), (15, 5151488), (16, 4829520), (20, 3863616), (24, 3219680), (30, 2575744), (32, 2414760), (40, 1931808), (48, 1609840), (60, 1287872), (64, 1207380), (80, 965904), (96, 804920), (120, 643936), (128, 603690), (160, 482952), (192, 402460), (240, 321968), (256, 301845), (320, 241476), (384, 201230), (480, 160984), (640, 120738), (768, 100615), (960, 80492), (1280, 60369), (1920, 40246), (3840, 20123)]