About the Number

1380481488

1380481487 ← → 1380481489

2進数表記:1010010010010000111100111010000

漢数字表記:十三億八千四十八万千四百八十八

素因数分解:

2 4 × 3 3 × 503 1 × 6353 1

素因数の和:6873
約数の個数: 80
約数和(自身を含む): 3970995840
約数和(自身を除く): 2590514352

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 503, 1006, 1509, 2012, 3018, 4024, 4527, 6036, 6353, 8048, 9054, 12072, 12706, 13581, 18108, 19059, 24144, 25412, 27162, 36216, 38118, 50824, 54324, 57177, 72432, 76236, 101648, 108648, 114354, 152472, 171531, 217296, 228708, 304944, 343062, 457416, 686124, 914832, 1372248, 2744496, 3195559, 6391118, 9586677, 12782236, 19173354, 25564472, 28760031, 38346708, 51128944, 57520062, 76693416, 86280093, 115040124, 153386832, 172560186, 230080248, 345120372, 460160496, 690240744, 1380481488]

約数ペア:
[(1, 1380481488), (2, 690240744), (3, 460160496), (4, 345120372), (6, 230080248), (8, 172560186), (9, 153386832), (12, 115040124), (16, 86280093), (18, 76693416), (24, 57520062), (27, 51128944), (36, 38346708), (48, 28760031), (54, 25564472), (72, 19173354), (108, 12782236), (144, 9586677), (216, 6391118), (432, 3195559), (503, 2744496), (1006, 1372248), (1509, 914832), (2012, 686124), (3018, 457416), (4024, 343062), (4527, 304944), (6036, 228708), (6353, 217296), (8048, 171531), (9054, 152472), (12072, 114354), (12706, 108648), (13581, 101648), (18108, 76236), (19059, 72432), (24144, 57177), (25412, 54324), (27162, 50824), (36216, 38118)]

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