20280408372

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{207953}}^1$

素因数の和:208019

約数の個数: 120

約数和(自身を含む): 62000237376

約数和(自身を除く): 41719829004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 81, 84, 86, 108, 126, 129, 162, 172, 189, 252, 258, 301, 324, 378, 387, 516, 567, 602, 756, 774, 903, 1134, 1161, 1204, 1548, 1806, 2268, 2322, 2709, 3483, 3612, 4644, 5418, 6966, 8127, 10836, 13932, 16254, 24381, 32508, 48762, 97524, 207953, 415906, 623859, 831812, 1247718, 1455671, 1871577, 2495436, 2911342, 3743154, 4367013, 5614731, 5822684, 7486308, 8734026, 8941979, 11229462, 13101039, 16844193, 17468052, 17883958, 22458924, 26202078, 26825937, 33688386, 35767916, 39303117, 52404156, 53651874, 62593853, 67376772, 78606234, 80477811, 107303748, 117909351, 125187706, 157212468, 160955622, 187781559, 235818702, 241433433, 250375412, 321911244, 375563118, 471637404, 482866866, 563344677, 724300299, 751126236, 965733732, 1126689354, 1448600598, 1690034031, 2253378708, 2897201196, 3380068062, 5070102093, 6760136124, 10140204186, 20280408372]

約数ペア:

[(1, 20280408372), (2, 10140204186), (3, 6760136124), (4, 5070102093), (6, 3380068062), (7, 2897201196), (9, 2253378708), (12, 1690034031), (14, 1448600598), (18, 1126689354), (21, 965733732), (27, 751126236), (28, 724300299), (36, 563344677), (42, 482866866), (43, 471637404), (54, 375563118), (63, 321911244), (81, 250375412), (84, 241433433), (86, 235818702), (108, 187781559), (126, 160955622), (129, 157212468), (162, 125187706), (172, 117909351), (189, 107303748), (252, 80477811), (258, 78606234), (301, 67376772), (324, 62593853), (378, 53651874), (387, 52404156), (516, 39303117), (567, 35767916), (602, 33688386), (756, 26825937), (774, 26202078), (903, 22458924), (1134, 17883958), (1161, 17468052), (1204, 16844193), (1548, 13101039), (1806, 11229462), (2268, 8941979), (2322, 8734026), (2709, 7486308), (3483, 5822684), (3612, 5614731), (4644, 4367013), (5418, 3743154), (6966, 2911342), (8127, 2495436), (10836, 1871577), (13932, 1455671), (16254, 1247718), (24381, 831812), (32508, 623859), (48762, 415906), (97524, 207953)]