1829758720

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{8263}}^1$

素因数の和:8457

約数の個数: 72

約数和(自身を含む): 4408711776

約数和(自身を除く): 2578953056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 640, 692, 865, 1280, 1384, 1730, 2768, 3460, 5536, 6920, 8263, 11072, 13840, 16526, 22144, 27680, 33052, 41315, 44288, 55360, 66104, 82630, 110720, 132208, 165260, 221440, 264416, 330520, 528832, 661040, 1057664, 1322080, 1429499, 2115328, 2644160, 2858998, 5288320, 5717996, 7147495, 10576640, 11435992, 14294990, 22871984, 28589980, 45743968, 57179960, 91487936, 114359920, 182975872, 228719840, 365951744, 457439680, 914879360, 1829758720]

約数ペア:

[(1, 1829758720), (2, 914879360), (4, 457439680), (5, 365951744), (8, 228719840), (10, 182975872), (16, 114359920), (20, 91487936), (32, 57179960), (40, 45743968), (64, 28589980), (80, 22871984), (128, 14294990), (160, 11435992), (173, 10576640), (256, 7147495), (320, 5717996), (346, 5288320), (640, 2858998), (692, 2644160), (865, 2115328), (1280, 1429499), (1384, 1322080), (1730, 1057664), (2768, 661040), (3460, 528832), (5536, 330520), (6920, 264416), (8263, 221440), (11072, 165260), (13840, 132208), (16526, 110720), (22144, 82630), (27680, 66104), (33052, 55360), (41315, 44288)]