16780860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1759}}^1$

素因数の和:1827

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 35110980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1759, 1908, 2385, 3180, 3518, 4770, 5277, 7036, 8795, 9540, 10554, 15831, 17590, 21108, 26385, 31662, 35180, 52770, 63324, 79155, 93227, 105540, 158310, 186454, 279681, 316620, 372908, 466135, 559362, 839043, 932270, 1118724, 1398405, 1678086, 1864540, 2796810, 3356172, 4195215, 5593620, 8390430, 16780860]

約数ペア:

[(1, 16780860), (2, 8390430), (3, 5593620), (4, 4195215), (5, 3356172), (6, 2796810), (9, 1864540), (10, 1678086), (12, 1398405), (15, 1118724), (18, 932270), (20, 839043), (30, 559362), (36, 466135), (45, 372908), (53, 316620), (60, 279681), (90, 186454), (106, 158310), (159, 105540), (180, 93227), (212, 79155), (265, 63324), (318, 52770), (477, 35180), (530, 31662), (636, 26385), (795, 21108), (954, 17590), (1060, 15831), (1590, 10554), (1759, 9540), (1908, 8795), (2385, 7036), (3180, 5277), (3518, 4770)]