154544640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{20123}}^1$

素因数の和:20149

約数の個数: 80

約数和(自身を含む): 494084448

約数和(自身を除く): 339539808

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 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, 10302976, 12878720, 15454464, 19318080, 25757440, 30908928, 38636160, 51514880, 77272320, 154544640]

約数ペア:

[(1, 154544640), (2, 77272320), (3, 51514880), (4, 38636160), (5, 30908928), (6, 25757440), (8, 19318080), (10, 15454464), (12, 12878720), (15, 10302976), (16, 9659040), (20, 7727232), (24, 6439360), (30, 5151488), (32, 4829520), (40, 3863616), (48, 3219680), (60, 2575744), (64, 2414760), (80, 1931808), (96, 1609840), (120, 1287872), (128, 1207380), (160, 965904), (192, 804920), (240, 643936), (256, 603690), (320, 482952), (384, 402460), (480, 321968), (512, 301845), (640, 241476), (768, 201230), (960, 160984), (1280, 120738), (1536, 100615), (1920, 80492), (2560, 60369), (3840, 40246), (7680, 20123)]