2017808625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:584

約数の個数: 128

約数和(自身を含む): 4111810560

約数和(自身を除く): 2094001935

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 103, 105, 119, 125, 175, 255, 309, 357, 375, 425, 439, 515, 525, 595, 721, 875, 1275, 1317, 1545, 1751, 1785, 2125, 2163, 2195, 2575, 2625, 2975, 3073, 3605, 5253, 6375, 6585, 7463, 7725, 8755, 8925, 9219, 10815, 10975, 12257, 12875, 14875, 15365, 18025, 22389, 26265, 32925, 36771, 37315, 38625, 43775, 44625, 45217, 46095, 52241, 54075, 54875, 61285, 76825, 90125, 111945, 131325, 135651, 156723, 164625, 183855, 186575, 218875, 226085, 230475, 261205, 270375, 306425, 316519, 384125, 559725, 656625, 678255, 768689, 783615, 919275, 932875, 949557, 1130425, 1152375, 1306025, 1532125, 1582595, 2306067, 2798625, 3391275, 3843445, 3918075, 4596375, 4747785, 5380823, 5652125, 6530125, 7912975, 11530335, 16142469, 16956375, 19217225, 19590375, 23738925, 26904115, 39564875, 57651675, 80712345, 96086125, 118694625, 134520575, 288258375, 403561725, 672602875, 2017808625]

約数ペア:

[(1, 2017808625), (3, 672602875), (5, 403561725), (7, 288258375), (15, 134520575), (17, 118694625), (21, 96086125), (25, 80712345), (35, 57651675), (51, 39564875), (75, 26904115), (85, 23738925), (103, 19590375), (105, 19217225), (119, 16956375), (125, 16142469), (175, 11530335), (255, 7912975), (309, 6530125), (357, 5652125), (375, 5380823), (425, 4747785), (439, 4596375), (515, 3918075), (525, 3843445), (595, 3391275), (721, 2798625), (875, 2306067), (1275, 1582595), (1317, 1532125), (1545, 1306025), (1751, 1152375), (1785, 1130425), (2125, 949557), (2163, 932875), (2195, 919275), (2575, 783615), (2625, 768689), (2975, 678255), (3073, 656625), (3605, 559725), (5253, 384125), (6375, 316519), (6585, 306425), (7463, 270375), (7725, 261205), (8755, 230475), (8925, 226085), (9219, 218875), (10815, 186575), (10975, 183855), (12257, 164625), (12875, 156723), (14875, 135651), (15365, 131325), (18025, 111945), (22389, 90125), (26265, 76825), (32925, 61285), (36771, 54875), (37315, 54075), (38625, 52241), (43775, 46095), (44625, 45217)]