212020968

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 539136000

約数和(自身を除く): 327115032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 199, 206, 309, 398, 412, 431, 597, 618, 796, 824, 862, 1194, 1236, 1293, 1592, 1724, 2388, 2472, 2586, 3448, 4776, 5172, 10344, 20497, 40994, 44393, 61491, 81988, 85769, 88786, 122982, 133179, 163976, 171538, 177572, 245964, 257307, 266358, 343076, 355144, 491928, 514614, 532716, 686152, 1029228, 1065432, 2058456, 8834207, 17668414, 26502621, 35336828, 53005242, 70673656, 106010484, 212020968]

約数ペア:

[(1, 212020968), (2, 106010484), (3, 70673656), (4, 53005242), (6, 35336828), (8, 26502621), (12, 17668414), (24, 8834207), (103, 2058456), (199, 1065432), (206, 1029228), (309, 686152), (398, 532716), (412, 514614), (431, 491928), (597, 355144), (618, 343076), (796, 266358), (824, 257307), (862, 245964), (1194, 177572), (1236, 171538), (1293, 163976), (1592, 133179), (1724, 122982), (2388, 88786), (2472, 85769), (2586, 81988), (3448, 61491), (4776, 44393), (5172, 40994), (10344, 20497)]