11988779520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{1561039}}^1$

素因数の和:1561065

約数の個数: 80

約数和(自身を含む): 38326654080

約数和(自身を除く): 26337874560

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, 1561039, 3122078, 4683117, 6244156, 7805195, 9366234, 12488312, 15610390, 18732468, 23415585, 24976624, 31220780, 37464936, 46831170, 49953248, 62441560, 74929872, 93662340, 99906496, 124883120, 149859744, 187324680, 199812992, 249766240, 299719488, 374649360, 399625984, 499532480, 599438976, 749298720, 799251968, 999064960, 1198877952, 1498597440, 1998129920, 2397755904, 2997194880, 3996259840, 5994389760, 11988779520]

約数ペア:

[(1, 11988779520), (2, 5994389760), (3, 3996259840), (4, 2997194880), (5, 2397755904), (6, 1998129920), (8, 1498597440), (10, 1198877952), (12, 999064960), (15, 799251968), (16, 749298720), (20, 599438976), (24, 499532480), (30, 399625984), (32, 374649360), (40, 299719488), (48, 249766240), (60, 199812992), (64, 187324680), (80, 149859744), (96, 124883120), (120, 99906496), (128, 93662340), (160, 74929872), (192, 62441560), (240, 49953248), (256, 46831170), (320, 37464936), (384, 31220780), (480, 24976624), (512, 23415585), (640, 18732468), (768, 15610390), (960, 12488312), (1280, 9366234), (1536, 7805195), (1920, 6244156), (2560, 4683117), (3840, 3122078), (7680, 1561039)]