18757680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78157}}^1$

素因数の和:78173

約数の個数: 40

約数和(自身を含む): 58149552

約数和(自身を除く): 39391872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78157, 156314, 234471, 312628, 390785, 468942, 625256, 781570, 937884, 1172355, 1250512, 1563140, 1875768, 2344710, 3126280, 3751536, 4689420, 6252560, 9378840, 18757680]

約数ペア:

[(1, 18757680), (2, 9378840), (3, 6252560), (4, 4689420), (5, 3751536), (6, 3126280), (8, 2344710), (10, 1875768), (12, 1563140), (15, 1250512), (16, 1172355), (20, 937884), (24, 781570), (30, 625256), (40, 468942), (48, 390785), (60, 312628), (80, 234471), (120, 156314), (240, 78157)]