About the Number

1387888992

1387888991 ← → 1387888993

2進数表記:1010010101110011000000101100000

漢数字表記:十三億八千七百八十八万八千九百九十二

素因数分解:

2 5 × 3 4 × 7 1 × 76493 1

素因数の和:76522
約数の個数: 120
約数和(自身を含む): 4664910096
約数和(自身を除く): 3277021104

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 76493, 152986, 229479, 305972, 458958, 535451, 611944, 688437, 917916, 1070902, 1223888, 1376874, 1606353, 1835832, 2065311, 2141804, 2447776, 2753748, 3212706, 3671664, 4130622, 4283608, 4819059, 5507496, 6195933, 6425412, 7343328, 8261244, 8567216, 9638118, 11014992, 12391866, 12850824, 14457177, 16522488, 17134432, 19276236, 22029984, 24783732, 25701648, 28914354, 33044976, 38552472, 43371531, 49567464, 51403296, 57828708, 66089952, 77104944, 86743062, 99134928, 115657416, 154209888, 173486124, 198269856, 231314832, 346972248, 462629664, 693944496, 1387888992]

約数ペア:
[(1, 1387888992), (2, 693944496), (3, 462629664), (4, 346972248), (6, 231314832), (7, 198269856), (8, 173486124), (9, 154209888), (12, 115657416), (14, 99134928), (16, 86743062), (18, 77104944), (21, 66089952), (24, 57828708), (27, 51403296), (28, 49567464), (32, 43371531), (36, 38552472), (42, 33044976), (48, 28914354), (54, 25701648), (56, 24783732), (63, 22029984), (72, 19276236), (81, 17134432), (84, 16522488), (96, 14457177), (108, 12850824), (112, 12391866), (126, 11014992), (144, 9638118), (162, 8567216), (168, 8261244), (189, 7343328), (216, 6425412), (224, 6195933), (252, 5507496), (288, 4819059), (324, 4283608), (336, 4130622), (378, 3671664), (432, 3212706), (504, 2753748), (567, 2447776), (648, 2141804), (672, 2065311), (756, 1835832), (864, 1606353), (1008, 1376874), (1134, 1223888), (1296, 1070902), (1512, 917916), (2016, 688437), (2268, 611944), (2592, 535451), (3024, 458958), (4536, 305972), (6048, 229479), (9072, 152986), (18144, 76493)]

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