209511480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2213

約数の個数: 128

約数和(自身を含む): 677318400

約数和(自身を除く): 467806920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 570, 645, 760, 817, 860, 1032, 1140, 1290, 1634, 1720, 2137, 2280, 2451, 2580, 3268, 4085, 4274, 4902, 5160, 6411, 6536, 8170, 8548, 9804, 10685, 12255, 12822, 16340, 17096, 19608, 21370, 24510, 25644, 32055, 32680, 40603, 42740, 49020, 51288, 64110, 81206, 85480, 91891, 98040, 121809, 128220, 162412, 183782, 203015, 243618, 256440, 275673, 324824, 367564, 406030, 459455, 487236, 551346, 609045, 735128, 812060, 918910, 974472, 1102692, 1218090, 1378365, 1624120, 1745929, 1837820, 2205384, 2436180, 2756730, 3491858, 3675640, 4872360, 5237787, 5513460, 6983716, 8729645, 10475574, 11026920, 13967432, 17459290, 20951148, 26188935, 34918580, 41902296, 52377870, 69837160, 104755740, 209511480]

約数ペア:

[(1, 209511480), (2, 104755740), (3, 69837160), (4, 52377870), (5, 41902296), (6, 34918580), (8, 26188935), (10, 20951148), (12, 17459290), (15, 13967432), (19, 11026920), (20, 10475574), (24, 8729645), (30, 6983716), (38, 5513460), (40, 5237787), (43, 4872360), (57, 3675640), (60, 3491858), (76, 2756730), (86, 2436180), (95, 2205384), (114, 1837820), (120, 1745929), (129, 1624120), (152, 1378365), (172, 1218090), (190, 1102692), (215, 974472), (228, 918910), (258, 812060), (285, 735128), (344, 609045), (380, 551346), (430, 487236), (456, 459455), (516, 406030), (570, 367564), (645, 324824), (760, 275673), (817, 256440), (860, 243618), (1032, 203015), (1140, 183782), (1290, 162412), (1634, 128220), (1720, 121809), (2137, 98040), (2280, 91891), (2451, 85480), (2580, 81206), (3268, 64110), (4085, 51288), (4274, 49020), (4902, 42740), (5160, 40603), (6411, 32680), (6536, 32055), (8170, 25644), (8548, 24510), (9804, 21370), (10685, 19608), (12255, 17096), (12822, 16340)]