820101960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{15289}}^1$

素因数の和:15455

約数の個数: 96

約数和(自身を含む): 2683395000

約数和(自身を除く): 1863293040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 149, 180, 298, 360, 447, 596, 745, 894, 1192, 1341, 1490, 1788, 2235, 2682, 2980, 3576, 4470, 5364, 5960, 6705, 8940, 10728, 13410, 15289, 17880, 26820, 30578, 45867, 53640, 61156, 76445, 91734, 122312, 137601, 152890, 183468, 229335, 275202, 305780, 366936, 458670, 550404, 611560, 688005, 917340, 1100808, 1376010, 1834680, 2278061, 2752020, 4556122, 5504040, 6834183, 9112244, 11390305, 13668366, 18224488, 20502549, 22780610, 27336732, 34170915, 41005098, 45561220, 54673464, 68341830, 82010196, 91122440, 102512745, 136683660, 164020392, 205025490, 273367320, 410050980, 820101960]

約数ペア:

[(1, 820101960), (2, 410050980), (3, 273367320), (4, 205025490), (5, 164020392), (6, 136683660), (8, 102512745), (9, 91122440), (10, 82010196), (12, 68341830), (15, 54673464), (18, 45561220), (20, 41005098), (24, 34170915), (30, 27336732), (36, 22780610), (40, 20502549), (45, 18224488), (60, 13668366), (72, 11390305), (90, 9112244), (120, 6834183), (149, 5504040), (180, 4556122), (298, 2752020), (360, 2278061), (447, 1834680), (596, 1376010), (745, 1100808), (894, 917340), (1192, 688005), (1341, 611560), (1490, 550404), (1788, 458670), (2235, 366936), (2682, 305780), (2980, 275202), (3576, 229335), (4470, 183468), (5364, 152890), (5960, 137601), (6705, 122312), (8940, 91734), (10728, 76445), (13410, 61156), (15289, 53640), (17880, 45867), (26820, 30578)]