18145080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 61819200

約数和(自身を除く): 43674120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 317, 318, 360, 424, 477, 530, 540, 634, 636, 795, 951, 954, 1060, 1080, 1268, 1272, 1431, 1585, 1590, 1902, 1908, 2120, 2385, 2536, 2853, 2862, 3170, 3180, 3804, 3816, 4755, 4770, 5706, 5724, 6340, 6360, 7155, 7608, 8559, 9510, 9540, 11412, 11448, 12680, 14265, 14310, 16801, 17118, 19020, 19080, 22824, 28530, 28620, 33602, 34236, 38040, 42795, 50403, 57060, 57240, 67204, 68472, 84005, 85590, 100806, 114120, 134408, 151209, 168010, 171180, 201612, 252015, 302418, 336020, 342360, 403224, 453627, 504030, 604836, 672040, 756045, 907254, 1008060, 1209672, 1512090, 1814508, 2016120, 2268135, 3024180, 3629016, 4536270, 6048360, 9072540, 18145080]

約数ペア:

[(1, 18145080), (2, 9072540), (3, 6048360), (4, 4536270), (5, 3629016), (6, 3024180), (8, 2268135), (9, 2016120), (10, 1814508), (12, 1512090), (15, 1209672), (18, 1008060), (20, 907254), (24, 756045), (27, 672040), (30, 604836), (36, 504030), (40, 453627), (45, 403224), (53, 342360), (54, 336020), (60, 302418), (72, 252015), (90, 201612), (106, 171180), (108, 168010), (120, 151209), (135, 134408), (159, 114120), (180, 100806), (212, 85590), (216, 84005), (265, 68472), (270, 67204), (317, 57240), (318, 57060), (360, 50403), (424, 42795), (477, 38040), (530, 34236), (540, 33602), (634, 28620), (636, 28530), (795, 22824), (951, 19080), (954, 19020), (1060, 17118), (1080, 16801), (1268, 14310), (1272, 14265), (1431, 12680), (1585, 11448), (1590, 11412), (1902, 9540), (1908, 9510), (2120, 8559), (2385, 7608), (2536, 7155), (2853, 6360), (2862, 6340), (3170, 5724), (3180, 5706), (3804, 4770), (3816, 4755)]