About the Number

131409744

131409743 ← → 131409745

2進数表記:111110101010010011101010000

漢数字表記:一億三千百四十万九千七百四十四

素因数分解:

2 4 × 3 1 × 31 1 × 47 1 × 1879 1

素因数の和:1968
約数の個数: 80
約数和(自身を含む): 358072320
約数和(自身を除く): 226662576

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 47, 48, 62, 93, 94, 124, 141, 186, 188, 248, 282, 372, 376, 496, 564, 744, 752, 1128, 1457, 1488, 1879, 2256, 2914, 3758, 4371, 5637, 5828, 7516, 8742, 11274, 11656, 15032, 17484, 22548, 23312, 30064, 34968, 45096, 58249, 69936, 88313, 90192, 116498, 174747, 176626, 232996, 264939, 349494, 353252, 465992, 529878, 698988, 706504, 931984, 1059756, 1397976, 1413008, 2119512, 2737703, 2795952, 4239024, 5475406, 8213109, 10950812, 16426218, 21901624, 32852436, 43803248, 65704872, 131409744]

約数ペア:
[(1, 131409744), (2, 65704872), (3, 43803248), (4, 32852436), (6, 21901624), (8, 16426218), (12, 10950812), (16, 8213109), (24, 5475406), (31, 4239024), (47, 2795952), (48, 2737703), (62, 2119512), (93, 1413008), (94, 1397976), (124, 1059756), (141, 931984), (186, 706504), (188, 698988), (248, 529878), (282, 465992), (372, 353252), (376, 349494), (496, 264939), (564, 232996), (744, 176626), (752, 174747), (1128, 116498), (1457, 90192), (1488, 88313), (1879, 69936), (2256, 58249), (2914, 45096), (3758, 34968), (4371, 30064), (5637, 23312), (5828, 22548), (7516, 17484), (8742, 15032), (11274, 11656)]

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