71980128

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{22721}}^1$

素因数の和:22748

約数の個数: 72

約数和(自身を含む): 223311816

約数和(自身を除く): 151331688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 22721, 45442, 68163, 90884, 136326, 181768, 204489, 249931, 272652, 363536, 408978, 499862, 545304, 727072, 749793, 817956, 999724, 1090608, 1499586, 1635912, 1999448, 2181216, 2249379, 2999172, 3271824, 3998896, 4498758, 5998344, 6543648, 7997792, 8997516, 11996688, 17995032, 23993376, 35990064, 71980128]

約数ペア:

[(1, 71980128), (2, 35990064), (3, 23993376), (4, 17995032), (6, 11996688), (8, 8997516), (9, 7997792), (11, 6543648), (12, 5998344), (16, 4498758), (18, 3998896), (22, 3271824), (24, 2999172), (32, 2249379), (33, 2181216), (36, 1999448), (44, 1635912), (48, 1499586), (66, 1090608), (72, 999724), (88, 817956), (96, 749793), (99, 727072), (132, 545304), (144, 499862), (176, 408978), (198, 363536), (264, 272652), (288, 249931), (352, 204489), (396, 181768), (528, 136326), (792, 90884), (1056, 68163), (1584, 45442), (3168, 22721)]