199989120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{104161}}^1$

素因数の和:104183

約数の個数: 64

約数和(自身を含む): 637471440

約数和(自身を除く): 437482320

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, 320, 384, 480, 640, 960, 1920, 104161, 208322, 312483, 416644, 520805, 624966, 833288, 1041610, 1249932, 1562415, 1666576, 2083220, 2499864, 3124830, 3333152, 4166440, 4999728, 6249660, 6666304, 8332880, 9999456, 12499320, 13332608, 16665760, 19998912, 24998640, 33331520, 39997824, 49997280, 66663040, 99994560, 199989120]

約数ペア:

[(1, 199989120), (2, 99994560), (3, 66663040), (4, 49997280), (5, 39997824), (6, 33331520), (8, 24998640), (10, 19998912), (12, 16665760), (15, 13332608), (16, 12499320), (20, 9999456), (24, 8332880), (30, 6666304), (32, 6249660), (40, 4999728), (48, 4166440), (60, 3333152), (64, 3124830), (80, 2499864), (96, 2083220), (120, 1666576), (128, 1562415), (160, 1249932), (192, 1041610), (240, 833288), (320, 624966), (384, 520805), (480, 416644), (640, 312483), (960, 208322), (1920, 104161)]